18443884

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 36126720

約数和(自身を除く): 17682836

約数列:

[1, 2, 4, 23, 29, 31, 46, 58, 62, 92, 116, 124, 223, 446, 667, 713, 892, 899, 1334, 1426, 1798, 2668, 2852, 3596, 5129, 6467, 6913, 10258, 12934, 13826, 20516, 20677, 25868, 27652, 41354, 82708, 148741, 158999, 200477, 297482, 317998, 400954, 594964, 635996, 801908, 4610971, 9221942, 18443884]

約数ペア:

[(1, 18443884), (2, 9221942), (4, 4610971), (23, 801908), (29, 635996), (31, 594964), (46, 400954), (58, 317998), (62, 297482), (92, 200477), (116, 158999), (124, 148741), (223, 82708), (446, 41354), (667, 27652), (713, 25868), (892, 20677), (899, 20516), (1334, 13826), (1426, 12934), (1798, 10258), (2668, 6913), (2852, 6467), (3596, 5129)]