9191810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 17280000

約数和(自身を除く): 8088190

約数列:

[1, 2, 5, 10, 31, 62, 149, 155, 199, 298, 310, 398, 745, 995, 1490, 1990, 4619, 6169, 9238, 12338, 23095, 29651, 30845, 46190, 59302, 61690, 148255, 296510, 919181, 1838362, 4595905, 9191810]

約数ペア:

[(1, 9191810), (2, 4595905), (5, 1838362), (10, 919181), (31, 296510), (62, 148255), (149, 61690), (155, 59302), (199, 46190), (298, 30845), (310, 29651), (398, 23095), (745, 12338), (995, 9238), (1490, 6169), (1990, 4619)]