20913704028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131941}}^1$

素因数の和:132012

約数の個数: 144

約数和(自身を含む): 65700782784

約数和(自身を除く): 44787078756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 37, 42, 51, 63, 68, 74, 84, 102, 111, 119, 126, 148, 153, 204, 222, 238, 252, 259, 306, 333, 357, 444, 476, 518, 612, 629, 666, 714, 777, 1036, 1071, 1258, 1332, 1428, 1554, 1887, 2142, 2331, 2516, 3108, 3774, 4284, 4403, 4662, 5661, 7548, 8806, 9324, 11322, 13209, 17612, 22644, 26418, 39627, 52836, 79254, 131941, 158508, 263882, 395823, 527764, 791646, 923587, 1187469, 1583292, 1847174, 2242997, 2374938, 2770761, 3694348, 4485994, 4749876, 4881817, 5541522, 6728991, 8312283, 8971988, 9763634, 11083044, 13457982, 14645451, 15700979, 16624566, 19527268, 20186973, 26915964, 29290902, 31401958, 33249132, 34172719, 40373946, 43936353, 47102937, 58581804, 62803916, 68345438, 80747892, 82990889, 87872706, 94205874, 102518157, 136690876, 141308811, 165981778, 175745412, 188411748, 205036314, 248972667, 282617622, 307554471, 331963556, 410072628, 497945334, 565235244, 580936223, 615108942, 746918001, 995890668, 1161872446, 1230217884, 1493836002, 1742808669, 2323744892, 2987672004, 3485617338, 5228426007, 6971234676, 10456852014, 20913704028]

約数ペア:

[(1, 20913704028), (2, 10456852014), (3, 6971234676), (4, 5228426007), (6, 3485617338), (7, 2987672004), (9, 2323744892), (12, 1742808669), (14, 1493836002), (17, 1230217884), (18, 1161872446), (21, 995890668), (28, 746918001), (34, 615108942), (36, 580936223), (37, 565235244), (42, 497945334), (51, 410072628), (63, 331963556), (68, 307554471), (74, 282617622), (84, 248972667), (102, 205036314), (111, 188411748), (119, 175745412), (126, 165981778), (148, 141308811), (153, 136690876), (204, 102518157), (222, 94205874), (238, 87872706), (252, 82990889), (259, 80747892), (306, 68345438), (333, 62803916), (357, 58581804), (444, 47102937), (476, 43936353), (518, 40373946), (612, 34172719), (629, 33249132), (666, 31401958), (714, 29290902), (777, 26915964), (1036, 20186973), (1071, 19527268), (1258, 16624566), (1332, 15700979), (1428, 14645451), (1554, 13457982), (1887, 11083044), (2142, 9763634), (2331, 8971988), (2516, 8312283), (3108, 6728991), (3774, 5541522), (4284, 4881817), (4403, 4749876), (4662, 4485994), (5661, 3694348), (7548, 2770761), (8806, 2374938), (9324, 2242997), (11322, 1847174), (13209, 1583292), (17612, 1187469), (22644, 923587), (26418, 791646), (39627, 527764), (52836, 395823), (79254, 263882), (131941, 158508)]