20037615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{487}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 34761216

約数和(自身を除く): 14723601

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 211, 487, 633, 1055, 1461, 2435, 2743, 3165, 6331, 7305, 8229, 13715, 18993, 31655, 41145, 94965, 102757, 308271, 513785, 1335841, 1541355, 4007523, 6679205, 20037615]

約数ペア:

[(1, 20037615), (3, 6679205), (5, 4007523), (13, 1541355), (15, 1335841), (39, 513785), (65, 308271), (195, 102757), (211, 94965), (487, 41145), (633, 31655), (1055, 18993), (1461, 13715), (2435, 8229), (2743, 7305), (3165, 6331)]