18789912

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{8999}}^1$

素因数の和:9040

約数の個数: 48

約数和(自身を含む): 52650000

約数和(自身を除く): 33860088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 8999, 17998, 26997, 35996, 53994, 71992, 80991, 107988, 161982, 215976, 260971, 323964, 521942, 647928, 782913, 1043884, 1565826, 2087768, 2348739, 3131652, 4697478, 6263304, 9394956, 18789912]

約数ペア:

[(1, 18789912), (2, 9394956), (3, 6263304), (4, 4697478), (6, 3131652), (8, 2348739), (9, 2087768), (12, 1565826), (18, 1043884), (24, 782913), (29, 647928), (36, 521942), (58, 323964), (72, 260971), (87, 215976), (116, 161982), (174, 107988), (232, 80991), (261, 71992), (348, 53994), (522, 35996), (696, 26997), (1044, 17998), (2088, 8999)]