1319968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 2963520

約数和(自身を除く): 1643552

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 167, 208, 247, 304, 334, 416, 494, 608, 668, 988, 1336, 1976, 2171, 2672, 3173, 3952, 4342, 5344, 6346, 7904, 8684, 12692, 17368, 25384, 34736, 41249, 50768, 69472, 82498, 101536, 164996, 329992, 659984, 1319968]

約数ペア:

[(1, 1319968), (2, 659984), (4, 329992), (8, 164996), (13, 101536), (16, 82498), (19, 69472), (26, 50768), (32, 41249), (38, 34736), (52, 25384), (76, 17368), (104, 12692), (152, 8684), (167, 7904), (208, 6346), (247, 5344), (304, 4342), (334, 3952), (416, 3173), (494, 2672), (608, 2171), (668, 1976), (988, 1336)]