20658889710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{234947}}^1$

素因数の和:235937

約数の個数: 48

約数和(自身を含む): 53768319696

約数和(自身を除く): 33109429986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 977, 1954, 2931, 4885, 5862, 8793, 9770, 14655, 17586, 29310, 43965, 87930, 234947, 469894, 704841, 1174735, 1409682, 2114523, 2349470, 3524205, 4229046, 7048410, 10572615, 21145230, 229543219, 459086438, 688629657, 1147716095, 1377259314, 2065888971, 2295432190, 3443148285, 4131777942, 6886296570, 10329444855, 20658889710]

約数ペア:

[(1, 20658889710), (2, 10329444855), (3, 6886296570), (5, 4131777942), (6, 3443148285), (9, 2295432190), (10, 2065888971), (15, 1377259314), (18, 1147716095), (30, 688629657), (45, 459086438), (90, 229543219), (977, 21145230), (1954, 10572615), (2931, 7048410), (4885, 4229046), (5862, 3524205), (8793, 2349470), (9770, 2114523), (14655, 1409682), (17586, 1174735), (29310, 704841), (43965, 469894), (87930, 234947)]