664863352

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{42467}}^1$

素因数の和:42595

約数の個数: 32

約数和(自身を含む): 1325001600

約数和(自身を除く): 660138248

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 152, 206, 412, 824, 1957, 3914, 7828, 15656, 42467, 84934, 169868, 339736, 806873, 1613746, 3227492, 4374101, 6454984, 8748202, 17496404, 34992808, 83107919, 166215838, 332431676, 664863352]

約数ペア:

[(1, 664863352), (2, 332431676), (4, 166215838), (8, 83107919), (19, 34992808), (38, 17496404), (76, 8748202), (103, 6454984), (152, 4374101), (206, 3227492), (412, 1613746), (824, 806873), (1957, 339736), (3914, 169868), (7828, 84934), (15656, 42467)]