20439594

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2351}}^1$

素因数の和:2392

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 33750486

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 126, 138, 161, 189, 207, 322, 378, 414, 483, 621, 966, 1242, 1449, 2351, 2898, 4347, 4702, 7053, 8694, 14106, 16457, 21159, 32914, 42318, 49371, 54073, 63477, 98742, 108146, 126954, 148113, 162219, 296226, 324438, 378511, 444339, 486657, 757022, 888678, 973314, 1135533, 1459971, 2271066, 2919942, 3406599, 6813198, 10219797, 20439594]

約数ペア:

[(1, 20439594), (2, 10219797), (3, 6813198), (6, 3406599), (7, 2919942), (9, 2271066), (14, 1459971), (18, 1135533), (21, 973314), (23, 888678), (27, 757022), (42, 486657), (46, 444339), (54, 378511), (63, 324438), (69, 296226), (126, 162219), (138, 148113), (161, 126954), (189, 108146), (207, 98742), (322, 63477), (378, 54073), (414, 49371), (483, 42318), (621, 32914), (966, 21159), (1242, 16457), (1449, 14106), (2351, 8694), (2898, 7053), (4347, 4702)]