18973242

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 43085952

約数和(自身を除く): 24112710

約数列:

[1, 2, 3, 6, 9, 18, 41, 47, 82, 94, 123, 141, 246, 282, 369, 423, 547, 738, 846, 1094, 1641, 1927, 3282, 3854, 4923, 5781, 9846, 11562, 17343, 22427, 25709, 34686, 44854, 51418, 67281, 77127, 134562, 154254, 201843, 231381, 403686, 462762, 1054069, 2108138, 3162207, 6324414, 9486621, 18973242]

約数ペア:

[(1, 18973242), (2, 9486621), (3, 6324414), (6, 3162207), (9, 2108138), (18, 1054069), (41, 462762), (47, 403686), (82, 231381), (94, 201843), (123, 154254), (141, 134562), (246, 77127), (282, 67281), (369, 51418), (423, 44854), (547, 34686), (738, 25709), (846, 22427), (1094, 17343), (1641, 11562), (1927, 9846), (3282, 5781), (3854, 4923)]