19643416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9941}}^1$

素因数の和:9979

約数の個数: 32

約数和(自身を含む): 41756400

約数和(自身を除く): 22112984

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9941, 19882, 39764, 79528, 129233, 188879, 258466, 377758, 516932, 755516, 1033864, 1511032, 2455427, 4910854, 9821708, 19643416]

約数ペア:

[(1, 19643416), (2, 9821708), (4, 4910854), (8, 2455427), (13, 1511032), (19, 1033864), (26, 755516), (38, 516932), (52, 377758), (76, 258466), (104, 188879), (152, 129233), (247, 79528), (494, 39764), (988, 19882), (1976, 9941)]