9920858

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:769

約数の個数: 16

約数和(自身を含む): 15277896

約数和(自身を除く): 5357038

約数列:

[1, 2, 53, 106, 173, 346, 541, 1082, 9169, 18338, 28673, 57346, 93593, 187186, 4960429, 9920858]

約数ペア:

[(1, 9920858), (2, 4960429), (53, 187186), (106, 93593), (173, 57346), (346, 28673), (541, 18338), (1082, 9169)]