20199807022

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{31139}}^1$

素因数の和:31600

約数の個数: 32

約数和(自身を含む): 32719420800

約数和(自身を除く): 12519613778

約数列:

[1, 2, 19, 38, 43, 86, 397, 794, 817, 1634, 7543, 15086, 17071, 31139, 34142, 62278, 324349, 591641, 648698, 1183282, 1338977, 2677954, 12362183, 24724366, 25440563, 50881126, 234881477, 469762954, 531573869, 1063147738, 10099903511, 20199807022]

約数ペア:

[(1, 20199807022), (2, 10099903511), (19, 1063147738), (38, 531573869), (43, 469762954), (86, 234881477), (397, 50881126), (794, 25440563), (817, 24724366), (1634, 12362183), (7543, 2677954), (15086, 1338977), (17071, 1183282), (31139, 648698), (34142, 591641), (62278, 324349)]