20186687970

素因数分解:

$2^1\times 3^9\times 5^1\times {\mathrm{102559}}^1$

素因数の和:102593

約数の個数: 80

約数和(自身を含む): 54503665920

約数和(自身を除く): 34316977950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2187, 2430, 3645, 4374, 6561, 7290, 10935, 13122, 19683, 21870, 32805, 39366, 65610, 98415, 102559, 196830, 205118, 307677, 512795, 615354, 923031, 1025590, 1538385, 1846062, 2769093, 3076770, 4615155, 5538186, 8307279, 9230310, 13845465, 16614558, 24921837, 27690930, 41536395, 49843674, 74765511, 83072790, 124609185, 149531022, 224296533, 249218370, 373827555, 448593066, 672889599, 747655110, 1121482665, 1345779198, 2018668797, 2242965330, 3364447995, 4037337594, 6728895990, 10093343985, 20186687970]

約数ペア:

[(1, 20186687970), (2, 10093343985), (3, 6728895990), (5, 4037337594), (6, 3364447995), (9, 2242965330), (10, 2018668797), (15, 1345779198), (18, 1121482665), (27, 747655110), (30, 672889599), (45, 448593066), (54, 373827555), (81, 249218370), (90, 224296533), (135, 149531022), (162, 124609185), (243, 83072790), (270, 74765511), (405, 49843674), (486, 41536395), (729, 27690930), (810, 24921837), (1215, 16614558), (1458, 13845465), (2187, 9230310), (2430, 8307279), (3645, 5538186), (4374, 4615155), (6561, 3076770), (7290, 2769093), (10935, 1846062), (13122, 1538385), (19683, 1025590), (21870, 923031), (32805, 615354), (39366, 512795), (65610, 307677), (98415, 205118), (102559, 196830)]