18564936

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 50433600

約数和(自身を除く): 31868664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 157, 312, 314, 379, 471, 628, 758, 942, 1137, 1256, 1516, 1884, 2041, 2274, 3032, 3768, 4082, 4548, 4927, 6123, 8164, 9096, 9854, 12246, 14781, 16328, 19708, 24492, 29562, 39416, 48984, 59124, 59503, 118248, 119006, 178509, 238012, 357018, 476024, 714036, 773539, 1428072, 1547078, 2320617, 3094156, 4641234, 6188312, 9282468, 18564936]

約数ペア:

[(1, 18564936), (2, 9282468), (3, 6188312), (4, 4641234), (6, 3094156), (8, 2320617), (12, 1547078), (13, 1428072), (24, 773539), (26, 714036), (39, 476024), (52, 357018), (78, 238012), (104, 178509), (156, 119006), (157, 118248), (312, 59503), (314, 59124), (379, 48984), (471, 39416), (628, 29562), (758, 24492), (942, 19708), (1137, 16328), (1256, 14781), (1516, 12246), (1884, 9854), (2041, 9096), (2274, 8164), (3032, 6123), (3768, 4927), (4082, 4548)]