20278399514

素因数分解:

$2^1\times {\mathrm{167}}^1\times {\mathrm{821}}^1\times {\mathrm{73951}}^1$

素因数の和:74941

約数の個数: 16

約数和(自身を含む): 30637426176

約数和(自身を除く): 10359026662

約数列:

[1, 2, 167, 334, 821, 1642, 73951, 137107, 147902, 274214, 12349817, 24699634, 60713771, 121427542, 10139199757, 20278399514]

約数ペア:

[(1, 20278399514), (2, 10139199757), (167, 121427542), (334, 60713771), (821, 24699634), (1642, 12349817), (73951, 274214), (137107, 147902)]