20414988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1715

約数の個数: 72

約数和(自身を含む): 58146816

約数和(自身を除く): 37731828

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 124, 132, 186, 198, 279, 341, 372, 396, 558, 682, 1023, 1116, 1364, 1663, 2046, 3069, 3326, 4092, 4989, 6138, 6652, 9978, 12276, 14967, 18293, 19956, 29934, 36586, 51553, 54879, 59868, 73172, 103106, 109758, 154659, 164637, 206212, 219516, 309318, 329274, 463977, 567083, 618636, 658548, 927954, 1134166, 1701249, 1855908, 2268332, 3402498, 5103747, 6804996, 10207494, 20414988]

約数ペア:

[(1, 20414988), (2, 10207494), (3, 6804996), (4, 5103747), (6, 3402498), (9, 2268332), (11, 1855908), (12, 1701249), (18, 1134166), (22, 927954), (31, 658548), (33, 618636), (36, 567083), (44, 463977), (62, 329274), (66, 309318), (93, 219516), (99, 206212), (124, 164637), (132, 154659), (186, 109758), (198, 103106), (279, 73172), (341, 59868), (372, 54879), (396, 51553), (558, 36586), (682, 29934), (1023, 19956), (1116, 18293), (1364, 14967), (1663, 12276), (2046, 9978), (3069, 6652), (3326, 6138), (4092, 4989)]