20621042

素因数分解:

$2^1\times {\mathrm{13}}^4\times {\mathrm{19}}^2$

素因数の和:92

約数の個数: 30

約数和(自身を含む): 35365563

約数和(自身を除く): 14744521

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 361, 494, 722, 2197, 3211, 4394, 4693, 6422, 9386, 28561, 41743, 57122, 61009, 83486, 122018, 542659, 793117, 1085318, 1586234, 10310521, 20621042]

約数ペア:

[(1, 20621042), (2, 10310521), (13, 1586234), (19, 1085318), (26, 793117), (38, 542659), (169, 122018), (247, 83486), (338, 61009), (361, 57122), (494, 41743), (722, 28561), (2197, 9386), (3211, 6422), (4394, 4693)]