20368674

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 46036224

約数和(自身を除く): 25667550

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 173, 186, 211, 279, 346, 422, 519, 558, 633, 1038, 1266, 1557, 1899, 3114, 3798, 5363, 6541, 10726, 13082, 16089, 19623, 32178, 36503, 39246, 48267, 58869, 73006, 96534, 109509, 117738, 219018, 328527, 657054, 1131593, 2263186, 3394779, 6789558, 10184337, 20368674]

約数ペア:

[(1, 20368674), (2, 10184337), (3, 6789558), (6, 3394779), (9, 2263186), (18, 1131593), (31, 657054), (62, 328527), (93, 219018), (173, 117738), (186, 109509), (211, 96534), (279, 73006), (346, 58869), (422, 48267), (519, 39246), (558, 36503), (633, 32178), (1038, 19623), (1266, 16089), (1557, 13082), (1899, 10726), (3114, 6541), (3798, 5363)]