17943372

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:775

約数の個数: 72

約数和(自身を含む): 49103600

約数和(自身を除く): 31160228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 709, 1332, 1406, 1418, 2109, 2127, 2812, 2836, 4218, 4254, 6327, 6381, 8436, 8508, 12654, 12762, 13471, 25308, 25524, 26233, 26942, 40413, 52466, 53884, 78699, 80826, 104932, 121239, 157398, 161652, 236097, 242478, 314796, 472194, 484956, 498427, 944388, 996854, 1495281, 1993708, 2990562, 4485843, 5981124, 8971686, 17943372]

約数ペア:

[(1, 17943372), (2, 8971686), (3, 5981124), (4, 4485843), (6, 2990562), (9, 1993708), (12, 1495281), (18, 996854), (19, 944388), (36, 498427), (37, 484956), (38, 472194), (57, 314796), (74, 242478), (76, 236097), (111, 161652), (114, 157398), (148, 121239), (171, 104932), (222, 80826), (228, 78699), (333, 53884), (342, 52466), (444, 40413), (666, 26942), (684, 26233), (703, 25524), (709, 25308), (1332, 13471), (1406, 12762), (1418, 12654), (2109, 8508), (2127, 8436), (2812, 6381), (2836, 6327), (4218, 4254)]