18815692790

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1871}}^1\times {\mathrm{5813}}^1$

素因数の和:7864

約数の個数: 32

約数和(自身を含む): 34088086656

約数和(自身を除く): 15272393866

約数列:

[1, 2, 5, 10, 173, 346, 865, 1730, 1871, 3742, 5813, 9355, 11626, 18710, 29065, 58130, 323683, 647366, 1005649, 1618415, 2011298, 3236830, 5028245, 10056490, 10876123, 21752246, 54380615, 108761230, 1881569279, 3763138558, 9407846395, 18815692790]

約数ペア:

[(1, 18815692790), (2, 9407846395), (5, 3763138558), (10, 1881569279), (173, 108761230), (346, 54380615), (865, 21752246), (1730, 10876123), (1871, 10056490), (3742, 5028245), (5813, 3236830), (9355, 2011298), (11626, 1618415), (18710, 1005649), (29065, 647366), (58130, 323683)]