20992950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4241}}^1$

素因数の和:4270

約数の個数: 72

約数和(自身を含む): 61542936

約数和(自身を除く): 40549986

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 450, 495, 550, 825, 990, 1650, 2475, 4241, 4950, 8482, 12723, 21205, 25446, 38169, 42410, 46651, 63615, 76338, 93302, 106025, 127230, 139953, 190845, 212050, 233255, 279906, 318075, 381690, 419859, 466510, 636150, 699765, 839718, 954225, 1166275, 1399530, 1908450, 2099295, 2332550, 3498825, 4198590, 6997650, 10496475, 20992950]

約数ペア:

[(1, 20992950), (2, 10496475), (3, 6997650), (5, 4198590), (6, 3498825), (9, 2332550), (10, 2099295), (11, 1908450), (15, 1399530), (18, 1166275), (22, 954225), (25, 839718), (30, 699765), (33, 636150), (45, 466510), (50, 419859), (55, 381690), (66, 318075), (75, 279906), (90, 233255), (99, 212050), (110, 190845), (150, 139953), (165, 127230), (198, 106025), (225, 93302), (275, 76338), (330, 63615), (450, 46651), (495, 42410), (550, 38169), (825, 25446), (990, 21205), (1650, 12723), (2475, 8482), (4241, 4950)]