12938848

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1637}}^1$

素因数の和:1679

約数の個数: 48

約数和(自身を含む): 28894320

約数和(自身を除く): 15955472

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1637, 1976, 3274, 3952, 6548, 7904, 13096, 21281, 26192, 31103, 42562, 52384, 62206, 85124, 124412, 170248, 248824, 340496, 404339, 497648, 680992, 808678, 995296, 1617356, 3234712, 6469424, 12938848]

約数ペア:

[(1, 12938848), (2, 6469424), (4, 3234712), (8, 1617356), (13, 995296), (16, 808678), (19, 680992), (26, 497648), (32, 404339), (38, 340496), (52, 248824), (76, 170248), (104, 124412), (152, 85124), (208, 62206), (247, 52384), (304, 42562), (416, 31103), (494, 26192), (608, 21281), (988, 13096), (1637, 7904), (1976, 6548), (3274, 3952)]