15559328

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 32649120

約数和(自身を除く): 17089792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 157, 163, 304, 314, 326, 608, 628, 652, 1256, 1304, 2512, 2608, 2983, 3097, 5024, 5216, 5966, 6194, 11932, 12388, 23864, 24776, 25591, 47728, 49552, 51182, 95456, 99104, 102364, 204728, 409456, 486229, 818912, 972458, 1944916, 3889832, 7779664, 15559328]

約数ペア:

[(1, 15559328), (2, 7779664), (4, 3889832), (8, 1944916), (16, 972458), (19, 818912), (32, 486229), (38, 409456), (76, 204728), (152, 102364), (157, 99104), (163, 95456), (304, 51182), (314, 49552), (326, 47728), (608, 25591), (628, 24776), (652, 23864), (1256, 12388), (1304, 11932), (2512, 6194), (2608, 5966), (2983, 5216), (3097, 5024)]