15797968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:515

約数の個数: 40

約数和(自身を含む): 32522720

約数和(自身を除く): 16724752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 157, 304, 314, 331, 628, 662, 1256, 1324, 2512, 2648, 2983, 5296, 5966, 6289, 11932, 12578, 23864, 25156, 47728, 50312, 51967, 100624, 103934, 207868, 415736, 831472, 987373, 1974746, 3949492, 7898984, 15797968]

約数ペア:

[(1, 15797968), (2, 7898984), (4, 3949492), (8, 1974746), (16, 987373), (19, 831472), (38, 415736), (76, 207868), (152, 103934), (157, 100624), (304, 51967), (314, 50312), (331, 47728), (628, 25156), (662, 23864), (1256, 12578), (1324, 11932), (2512, 6289), (2648, 5966), (2983, 5296)]