19390644

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1973}}^1$

素因数の和:2006

約数の個数: 96

約数和(自身を含む): 61904640

約数和(自身を除く): 42513996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 1973, 2457, 3276, 3946, 4914, 5919, 7892, 9828, 11838, 13811, 17757, 23676, 25649, 27622, 35514, 41433, 51298, 53271, 55244, 71028, 76947, 82866, 102596, 106542, 124299, 153894, 165732, 179543, 213084, 230841, 248598, 307788, 359086, 372897, 461682, 497196, 538629, 692523, 718172, 745794, 923364, 1077258, 1385046, 1491588, 1615887, 2154516, 2770092, 3231774, 4847661, 6463548, 9695322, 19390644]

約数ペア:

[(1, 19390644), (2, 9695322), (3, 6463548), (4, 4847661), (6, 3231774), (7, 2770092), (9, 2154516), (12, 1615887), (13, 1491588), (14, 1385046), (18, 1077258), (21, 923364), (26, 745794), (27, 718172), (28, 692523), (36, 538629), (39, 497196), (42, 461682), (52, 372897), (54, 359086), (63, 307788), (78, 248598), (84, 230841), (91, 213084), (108, 179543), (117, 165732), (126, 153894), (156, 124299), (182, 106542), (189, 102596), (234, 82866), (252, 76947), (273, 71028), (351, 55244), (364, 53271), (378, 51298), (468, 41433), (546, 35514), (702, 27622), (756, 25649), (819, 23676), (1092, 17757), (1404, 13811), (1638, 11838), (1973, 9828), (2457, 7892), (3276, 5919), (3946, 4914)]