20481015

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19231}}^1$

素因数の和:19310

約数の個数: 16

約数和(自身を含む): 33232896

約数和(自身を除く): 12751881

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 19231, 57693, 96155, 288465, 1365401, 4096203, 6827005, 20481015]

約数ペア:

[(1, 20481015), (3, 6827005), (5, 4096203), (15, 1365401), (71, 288465), (213, 96155), (355, 57693), (1065, 19231)]