19861232

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:933

約数の個数: 40

約数和(自身を含む): 41068800

約数和(自身を除く): 21207568

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 79, 152, 158, 304, 316, 632, 827, 1264, 1501, 1654, 3002, 3308, 6004, 6616, 12008, 13232, 15713, 24016, 31426, 62852, 65333, 125704, 130666, 251408, 261332, 522664, 1045328, 1241327, 2482654, 4965308, 9930616, 19861232]

約数ペア:

[(1, 19861232), (2, 9930616), (4, 4965308), (8, 2482654), (16, 1241327), (19, 1045328), (38, 522664), (76, 261332), (79, 251408), (152, 130666), (158, 125704), (304, 65333), (316, 62852), (632, 31426), (827, 24016), (1264, 15713), (1501, 13232), (1654, 12008), (3002, 6616), (3308, 6004)]