18882654

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 27082146

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 37, 42, 58, 74, 87, 111, 174, 203, 222, 259, 406, 419, 518, 609, 777, 838, 1073, 1218, 1257, 1554, 2146, 2514, 2933, 3219, 5866, 6438, 7511, 8799, 12151, 15022, 15503, 17598, 22533, 24302, 31006, 36453, 45066, 46509, 72906, 85057, 93018, 108521, 170114, 217042, 255171, 325563, 449587, 510342, 651126, 899174, 1348761, 2697522, 3147109, 6294218, 9441327, 18882654]

約数ペア:

[(1, 18882654), (2, 9441327), (3, 6294218), (6, 3147109), (7, 2697522), (14, 1348761), (21, 899174), (29, 651126), (37, 510342), (42, 449587), (58, 325563), (74, 255171), (87, 217042), (111, 170114), (174, 108521), (203, 93018), (222, 85057), (259, 72906), (406, 46509), (419, 45066), (518, 36453), (609, 31006), (777, 24302), (838, 22533), (1073, 17598), (1218, 15503), (1257, 15022), (1554, 12151), (2146, 8799), (2514, 7511), (2933, 6438), (3219, 5866)]