1871848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 3888000

約数和(自身を除く): 2016152

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 239, 356, 478, 712, 956, 979, 1912, 1958, 2629, 3916, 5258, 7832, 10516, 21032, 21271, 42542, 85084, 170168, 233981, 467962, 935924, 1871848]

約数ペア:

[(1, 1871848), (2, 935924), (4, 467962), (8, 233981), (11, 170168), (22, 85084), (44, 42542), (88, 21271), (89, 21032), (178, 10516), (239, 7832), (356, 5258), (478, 3916), (712, 2629), (956, 1958), (979, 1912)]