18554374

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 30780000

約数和(自身を除く): 12225626

約数列:

[1, 2, 19, 29, 38, 58, 113, 149, 226, 298, 551, 1102, 2147, 2831, 3277, 4294, 4321, 5662, 6554, 8642, 16837, 33674, 62263, 82099, 124526, 164198, 319903, 488273, 639806, 976546, 9277187, 18554374]

約数ペア:

[(1, 18554374), (2, 9277187), (19, 976546), (29, 639806), (38, 488273), (58, 319903), (113, 164198), (149, 124526), (226, 82099), (298, 62263), (551, 33674), (1102, 16837), (2147, 8642), (2831, 6554), (3277, 5662), (4294, 4321)]