20797388512

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{125201}}^1$

素因数の和:125419

約数の個数: 48

約数和(自身を含む): 42593720400

約数和(自身を除く): 21796331888

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 179, 232, 358, 464, 716, 928, 1432, 2864, 5191, 5728, 10382, 20764, 41528, 83056, 125201, 166112, 250402, 500804, 1001608, 2003216, 3630829, 4006432, 7261658, 14523316, 22410979, 29046632, 44821958, 58093264, 89643916, 116186528, 179287832, 358575664, 649918391, 717151328, 1299836782, 2599673564, 5199347128, 10398694256, 20797388512]

約数ペア:

[(1, 20797388512), (2, 10398694256), (4, 5199347128), (8, 2599673564), (16, 1299836782), (29, 717151328), (32, 649918391), (58, 358575664), (116, 179287832), (179, 116186528), (232, 89643916), (358, 58093264), (464, 44821958), (716, 29046632), (928, 22410979), (1432, 14523316), (2864, 7261658), (5191, 4006432), (5728, 3630829), (10382, 2003216), (20764, 1001608), (41528, 500804), (83056, 250402), (125201, 166112)]