20135368

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 64

約数和(自身を含む): 43568640

約数和(自身を除く): 23433272

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 61, 62, 88, 121, 122, 124, 242, 244, 248, 341, 484, 488, 671, 682, 968, 1331, 1342, 1364, 1891, 2662, 2684, 2728, 3751, 3782, 5324, 5368, 7381, 7502, 7564, 10648, 14762, 15004, 15128, 20801, 29524, 30008, 41261, 41602, 59048, 81191, 82522, 83204, 162382, 165044, 166408, 228811, 324764, 330088, 457622, 649528, 915244, 1830488, 2516921, 5033842, 10067684, 20135368]

約数ペア:

[(1, 20135368), (2, 10067684), (4, 5033842), (8, 2516921), (11, 1830488), (22, 915244), (31, 649528), (44, 457622), (61, 330088), (62, 324764), (88, 228811), (121, 166408), (122, 165044), (124, 162382), (242, 83204), (244, 82522), (248, 81191), (341, 59048), (484, 41602), (488, 41261), (671, 30008), (682, 29524), (968, 20801), (1331, 15128), (1342, 15004), (1364, 14762), (1891, 10648), (2662, 7564), (2684, 7502), (2728, 7381), (3751, 5368), (3782, 5324)]