18219867344

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^2\times {\mathrm{73643}}^1$

素因数の和:73752

約数の個数: 60

約数和(自身を含む): 41221197984

約数和(自身を除く): 23001330640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2209, 2632, 4418, 5264, 8836, 15463, 17672, 30926, 35344, 61852, 73643, 123704, 147286, 247408, 294572, 515501, 589144, 1031002, 1178288, 2062004, 3461221, 4124008, 6922442, 8248016, 13844884, 24228547, 27689768, 48457094, 55379536, 96914188, 162677387, 193828376, 325354774, 387656752, 650709548, 1138741709, 1301419096, 2277483418, 2602838192, 4554966836, 9109933672, 18219867344]

約数ペア:

[(1, 18219867344), (2, 9109933672), (4, 4554966836), (7, 2602838192), (8, 2277483418), (14, 1301419096), (16, 1138741709), (28, 650709548), (47, 387656752), (56, 325354774), (94, 193828376), (112, 162677387), (188, 96914188), (329, 55379536), (376, 48457094), (658, 27689768), (752, 24228547), (1316, 13844884), (2209, 8248016), (2632, 6922442), (4418, 4124008), (5264, 3461221), (8836, 2062004), (15463, 1178288), (17672, 1031002), (30926, 589144), (35344, 515501), (61852, 294572), (73643, 247408), (123704, 147286)]