20483406

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{593}}^1$

素因数の和:721

約数の個数: 48

約数和(自身を含む): 47258640

約数和(自身を除く): 26775234

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 101, 114, 171, 202, 303, 342, 593, 606, 909, 1186, 1779, 1818, 1919, 3558, 3838, 5337, 5757, 10674, 11267, 11514, 17271, 22534, 33801, 34542, 59893, 67602, 101403, 119786, 179679, 202806, 359358, 539037, 1078074, 1137967, 2275934, 3413901, 6827802, 10241703, 20483406]

約数ペア:

[(1, 20483406), (2, 10241703), (3, 6827802), (6, 3413901), (9, 2275934), (18, 1137967), (19, 1078074), (38, 539037), (57, 359358), (101, 202806), (114, 179679), (171, 119786), (202, 101403), (303, 67602), (342, 59893), (593, 34542), (606, 33801), (909, 22534), (1186, 17271), (1779, 11514), (1818, 11267), (1919, 10674), (3558, 5757), (3838, 5337)]