28190224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1973}}^1$

素因数の和:2047

約数の個数: 40

約数和(自身を含む): 58746240

約数和(自身を除く): 30556016

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 1973, 3572, 3946, 7144, 7892, 14288, 15784, 31568, 37487, 74974, 92731, 149948, 185462, 299896, 370924, 599792, 741848, 1483696, 1761889, 3523778, 7047556, 14095112, 28190224]

約数ペア:

[(1, 28190224), (2, 14095112), (4, 7047556), (8, 3523778), (16, 1761889), (19, 1483696), (38, 741848), (47, 599792), (76, 370924), (94, 299896), (152, 185462), (188, 149948), (304, 92731), (376, 74974), (752, 37487), (893, 31568), (1786, 15784), (1973, 14288), (3572, 7892), (3946, 7144)]