20316408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 61931520

約数和(自身を除く): 41615112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 47, 56, 62, 83, 84, 93, 94, 124, 141, 166, 168, 186, 188, 217, 248, 249, 282, 329, 332, 372, 376, 434, 498, 564, 581, 651, 658, 664, 744, 868, 987, 996, 1128, 1162, 1302, 1316, 1457, 1736, 1743, 1974, 1992, 2324, 2573, 2604, 2632, 2914, 3486, 3901, 3948, 4371, 4648, 5146, 5208, 5828, 6972, 7719, 7802, 7896, 8742, 10199, 10292, 11656, 11703, 13944, 15438, 15604, 17484, 18011, 20398, 20584, 23406, 27307, 30597, 30876, 31208, 34968, 36022, 40796, 46812, 54033, 54614, 61194, 61752, 72044, 81592, 81921, 93624, 108066, 109228, 120931, 122388, 144088, 163842, 216132, 218456, 241862, 244776, 327684, 362793, 432264, 483724, 655368, 725586, 846517, 967448, 1451172, 1693034, 2539551, 2902344, 3386068, 5079102, 6772136, 10158204, 20316408]

約数ペア:

[(1, 20316408), (2, 10158204), (3, 6772136), (4, 5079102), (6, 3386068), (7, 2902344), (8, 2539551), (12, 1693034), (14, 1451172), (21, 967448), (24, 846517), (28, 725586), (31, 655368), (42, 483724), (47, 432264), (56, 362793), (62, 327684), (83, 244776), (84, 241862), (93, 218456), (94, 216132), (124, 163842), (141, 144088), (166, 122388), (168, 120931), (186, 109228), (188, 108066), (217, 93624), (248, 81921), (249, 81592), (282, 72044), (329, 61752), (332, 61194), (372, 54614), (376, 54033), (434, 46812), (498, 40796), (564, 36022), (581, 34968), (651, 31208), (658, 30876), (664, 30597), (744, 27307), (868, 23406), (987, 20584), (996, 20398), (1128, 18011), (1162, 17484), (1302, 15604), (1316, 15438), (1457, 13944), (1736, 11703), (1743, 11656), (1974, 10292), (1992, 10199), (2324, 8742), (2573, 7896), (2604, 7802), (2632, 7719), (2914, 6972), (3486, 5828), (3901, 5208), (3948, 5146), (4371, 4648)]