199354864

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{947}}^1$

素因数の和:1237

約数の個数: 40

約数和(自身を含む): 394974720

約数和(自身を除く): 195619856

約数列:

[1, 2, 4, 8, 16, 59, 118, 223, 236, 446, 472, 892, 944, 947, 1784, 1894, 3568, 3788, 7576, 13157, 15152, 26314, 52628, 55873, 105256, 111746, 210512, 211181, 223492, 422362, 446984, 844724, 893968, 1689448, 3378896, 12459679, 24919358, 49838716, 99677432, 199354864]

約数ペア:

[(1, 199354864), (2, 99677432), (4, 49838716), (8, 24919358), (16, 12459679), (59, 3378896), (118, 1689448), (223, 893968), (236, 844724), (446, 446984), (472, 422362), (892, 223492), (944, 211181), (947, 210512), (1784, 111746), (1894, 105256), (3568, 55873), (3788, 52628), (7576, 26314), (13157, 15152)]