16555220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6841}}^1$

素因数の和:6872

約数の個数: 36

約数和(自身を含む): 38219412

約数和(自身を除く): 21664192

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 6841, 13682, 27364, 34205, 68410, 75251, 136820, 150502, 301004, 376255, 752510, 827761, 1505020, 1655522, 3311044, 4138805, 8277610, 16555220]

約数ペア:

[(1, 16555220), (2, 8277610), (4, 4138805), (5, 3311044), (10, 1655522), (11, 1505020), (20, 827761), (22, 752510), (44, 376255), (55, 301004), (110, 150502), (121, 136820), (220, 75251), (242, 68410), (484, 34205), (605, 27364), (1210, 13682), (2420, 6841)]