19660147232

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{90523}}^1$

素因数の和:91161

約数の個数: 48

約数和(自身を含む): 42293536992

約数和(自身を除く): 22633389760

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 617, 1234, 2468, 4936, 6787, 9872, 13574, 19744, 27148, 54296, 90523, 108592, 181046, 217184, 362092, 724184, 995753, 1448368, 1991506, 2896736, 3983012, 7966024, 15932048, 31864096, 55852691, 111705382, 223410764, 446821528, 614379601, 893643056, 1228759202, 1787286112, 2457518404, 4915036808, 9830073616, 19660147232]

約数ペア:

[(1, 19660147232), (2, 9830073616), (4, 4915036808), (8, 2457518404), (11, 1787286112), (16, 1228759202), (22, 893643056), (32, 614379601), (44, 446821528), (88, 223410764), (176, 111705382), (352, 55852691), (617, 31864096), (1234, 15932048), (2468, 7966024), (4936, 3983012), (6787, 2896736), (9872, 1991506), (13574, 1448368), (19744, 995753), (27148, 724184), (54296, 362092), (90523, 217184), (108592, 181046)]