31819644

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 83341440

約数和(自身を除く): 51521796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 71, 118, 142, 177, 211, 213, 236, 284, 354, 422, 426, 531, 633, 639, 708, 844, 852, 1062, 1266, 1278, 1899, 2124, 2532, 2556, 3798, 4189, 7596, 8378, 12449, 12567, 14981, 16756, 24898, 25134, 29962, 37347, 37701, 44943, 49796, 50268, 59924, 74694, 75402, 89886, 112041, 134829, 149388, 150804, 179772, 224082, 269658, 448164, 539316, 883879, 1767758, 2651637, 3535516, 5303274, 7954911, 10606548, 15909822, 31819644]

約数ペア:

[(1, 31819644), (2, 15909822), (3, 10606548), (4, 7954911), (6, 5303274), (9, 3535516), (12, 2651637), (18, 1767758), (36, 883879), (59, 539316), (71, 448164), (118, 269658), (142, 224082), (177, 179772), (211, 150804), (213, 149388), (236, 134829), (284, 112041), (354, 89886), (422, 75402), (426, 74694), (531, 59924), (633, 50268), (639, 49796), (708, 44943), (844, 37701), (852, 37347), (1062, 29962), (1266, 25134), (1278, 24898), (1899, 16756), (2124, 14981), (2532, 12567), (2556, 12449), (3798, 8378), (4189, 7596)]