20685522

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24109}}^1$

素因数の和:24138

約数の個数: 32

約数和(自身を含む): 48605760

約数和(自身を除く): 27920238

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 24109, 48218, 72327, 144654, 265199, 313417, 530398, 626834, 795597, 940251, 1591194, 1880502, 3447587, 6895174, 10342761, 20685522]

約数ペア:

[(1, 20685522), (2, 10342761), (3, 6895174), (6, 3447587), (11, 1880502), (13, 1591194), (22, 940251), (26, 795597), (33, 626834), (39, 530398), (66, 313417), (78, 265199), (143, 144654), (286, 72327), (429, 48218), (858, 24109)]