28679968

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1097}}^1$

素因数の和:1169

約数の個数: 48

約数和(自身を含む): 60873120

約数和(自身を除く): 32193152

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 76, 86, 152, 172, 304, 344, 608, 688, 817, 1097, 1376, 1634, 2194, 3268, 4388, 6536, 8776, 13072, 17552, 20843, 26144, 35104, 41686, 47171, 83372, 94342, 166744, 188684, 333488, 377368, 666976, 754736, 896249, 1509472, 1792498, 3584996, 7169992, 14339984, 28679968]

約数ペア:

[(1, 28679968), (2, 14339984), (4, 7169992), (8, 3584996), (16, 1792498), (19, 1509472), (32, 896249), (38, 754736), (43, 666976), (76, 377368), (86, 333488), (152, 188684), (172, 166744), (304, 94342), (344, 83372), (608, 47171), (688, 41686), (817, 35104), (1097, 26144), (1376, 20843), (1634, 17552), (2194, 13072), (3268, 8776), (4388, 6536)]