18570890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6211}}^1$

素因数の和:6254

約数の個数: 32

約数和(自身を含む): 37570176

約数和(自身を除く): 18999286

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 6211, 12422, 31055, 62110, 80743, 142853, 161486, 285706, 403715, 714265, 807430, 1428530, 1857089, 3714178, 9285445, 18570890]

約数ペア:

[(1, 18570890), (2, 9285445), (5, 3714178), (10, 1857089), (13, 1428530), (23, 807430), (26, 714265), (46, 403715), (65, 285706), (115, 161486), (130, 142853), (230, 80743), (299, 62110), (598, 31055), (1495, 12422), (2990, 6211)]