218990468

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{307}}^1\times {\mathrm{1181}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 387355584

約数和(自身を除く): 168365116

約数列:

[1, 2, 4, 151, 302, 307, 604, 614, 1181, 1228, 2362, 4724, 46357, 92714, 178331, 185428, 356662, 362567, 713324, 725134, 1450268, 54747617, 109495234, 218990468]

約数ペア:

[(1, 218990468), (2, 109495234), (4, 54747617), (151, 1450268), (302, 725134), (307, 713324), (604, 362567), (614, 356662), (1181, 185428), (1228, 178331), (2362, 92714), (4724, 46357)]