264602018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{541}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 427442880

約数和(自身を除く): 162840862

約数列:

[1, 2, 19, 38, 61, 122, 211, 422, 541, 1082, 1159, 2318, 4009, 8018, 10279, 12871, 20558, 25742, 33001, 66002, 114151, 228302, 244549, 489098, 627019, 1254038, 2168869, 4337738, 6963211, 13926422, 132301009, 264602018]

約数ペア:

[(1, 264602018), (2, 132301009), (19, 13926422), (38, 6963211), (61, 4337738), (122, 2168869), (211, 1254038), (422, 627019), (541, 489098), (1082, 244549), (1159, 228302), (2318, 114151), (4009, 66002), (8018, 33001), (10279, 25742), (12871, 20558)]