20105088

素因数分解:

$2^7\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1335

約数の個数: 64

約数和(自身を含む): 54749520

約数和(自身を除く): 34644432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 328, 384, 492, 656, 984, 1277, 1312, 1968, 2554, 2624, 3831, 3936, 5108, 5248, 7662, 7872, 10216, 15324, 15744, 20432, 30648, 40864, 52357, 61296, 81728, 104714, 122592, 157071, 163456, 209428, 245184, 314142, 418856, 490368, 628284, 837712, 1256568, 1675424, 2513136, 3350848, 5026272, 6701696, 10052544, 20105088]

約数ペア:

[(1, 20105088), (2, 10052544), (3, 6701696), (4, 5026272), (6, 3350848), (8, 2513136), (12, 1675424), (16, 1256568), (24, 837712), (32, 628284), (41, 490368), (48, 418856), (64, 314142), (82, 245184), (96, 209428), (123, 163456), (128, 157071), (164, 122592), (192, 104714), (246, 81728), (328, 61296), (384, 52357), (492, 40864), (656, 30648), (984, 20432), (1277, 15744), (1312, 15324), (1968, 10216), (2554, 7872), (2624, 7662), (3831, 5248), (3936, 5108)]