20313218556

素因数分解:

$2^2\times 3^5\times {\mathrm{2311}}^1\times {\mathrm{9043}}^1$

素因数の和:11373

約数の個数: 72

約数和(自身を含む): 53277986944

約数和(自身を除く): 32964768388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 2311, 4622, 6933, 9043, 9244, 13866, 18086, 20799, 27129, 27732, 36172, 41598, 54258, 62397, 81387, 83196, 108516, 124794, 162774, 187191, 244161, 249588, 325548, 374382, 488322, 561573, 732483, 748764, 976644, 1123146, 1464966, 2197449, 2246292, 2929932, 4394898, 8789796, 20898373, 41796746, 62695119, 83593492, 125390238, 188085357, 250780476, 376170714, 564256071, 752341428, 1128512142, 1692768213, 2257024284, 3385536426, 5078304639, 6771072852, 10156609278, 20313218556]

約数ペア:

[(1, 20313218556), (2, 10156609278), (3, 6771072852), (4, 5078304639), (6, 3385536426), (9, 2257024284), (12, 1692768213), (18, 1128512142), (27, 752341428), (36, 564256071), (54, 376170714), (81, 250780476), (108, 188085357), (162, 125390238), (243, 83593492), (324, 62695119), (486, 41796746), (972, 20898373), (2311, 8789796), (4622, 4394898), (6933, 2929932), (9043, 2246292), (9244, 2197449), (13866, 1464966), (18086, 1123146), (20799, 976644), (27129, 748764), (27732, 732483), (36172, 561573), (41598, 488322), (54258, 374382), (62397, 325548), (81387, 249588), (83196, 244161), (108516, 187191), (124794, 162774)]