20525254876

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2741}}^1\times {\mathrm{8627}}^1$

素因数の和:11410

約数の個数: 48

約数和(自身を含む): 42395092992

約数和(自身を除く): 21869838116

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 2741, 5482, 8627, 10964, 17254, 19187, 34508, 38374, 60389, 76748, 84971, 120778, 169942, 241556, 267437, 339884, 534874, 594797, 1069748, 1189594, 1872059, 2379188, 3744118, 7488236, 23646607, 47293214, 94586428, 165526249, 331052498, 662104996, 733044817, 1466089634, 2932179268, 5131313719, 10262627438, 20525254876]

約数ペア:

[(1, 20525254876), (2, 10262627438), (4, 5131313719), (7, 2932179268), (14, 1466089634), (28, 733044817), (31, 662104996), (62, 331052498), (124, 165526249), (217, 94586428), (434, 47293214), (868, 23646607), (2741, 7488236), (5482, 3744118), (8627, 2379188), (10964, 1872059), (17254, 1189594), (19187, 1069748), (34508, 594797), (38374, 534874), (60389, 339884), (76748, 267437), (84971, 241556), (120778, 169942)]