20087521610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1736173}}^1$

素因数の和:1736282

約数の個数: 32

約数和(自身を含む): 39376426320

約数和(自身を除く): 19288904710

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 11570, 1736173, 3472346, 8680865, 17361730, 22570249, 45140498, 112851245, 154519397, 225702490, 309038794, 772596985, 1545193970, 2008752161, 4017504322, 10043760805, 20087521610]

約数ペア:

[(1, 20087521610), (2, 10043760805), (5, 4017504322), (10, 2008752161), (13, 1545193970), (26, 772596985), (65, 309038794), (89, 225702490), (130, 154519397), (178, 112851245), (445, 45140498), (890, 22570249), (1157, 17361730), (2314, 8680865), (5785, 3472346), (11570, 1736173)]