18211160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41389}}^1$

素因数の和:41411

約数の個数: 32

約数和(自身を含む): 44701200

約数和(自身を除く): 26490040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 41389, 82778, 165556, 206945, 331112, 413890, 455279, 827780, 910558, 1655560, 1821116, 2276395, 3642232, 4552790, 9105580, 18211160]

約数ペア:

[(1, 18211160), (2, 9105580), (4, 4552790), (5, 3642232), (8, 2276395), (10, 1821116), (11, 1655560), (20, 910558), (22, 827780), (40, 455279), (44, 413890), (55, 331112), (88, 206945), (110, 165556), (220, 82778), (440, 41389)]