18967432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3217}}^1$

素因数の和:3301

約数の個数: 32

約数和(自身を含む): 39388320

約数和(自身を除く): 20420888

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 134, 268, 536, 737, 1474, 2948, 3217, 5896, 6434, 12868, 25736, 35387, 70774, 141548, 215539, 283096, 431078, 862156, 1724312, 2370929, 4741858, 9483716, 18967432]

約数ペア:

[(1, 18967432), (2, 9483716), (4, 4741858), (8, 2370929), (11, 1724312), (22, 862156), (44, 431078), (67, 283096), (88, 215539), (134, 141548), (268, 70774), (536, 35387), (737, 25736), (1474, 12868), (2948, 6434), (3217, 5896)]