18464676

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 45360000

約数和(自身を除く): 26895324

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 149, 276, 298, 447, 449, 596, 894, 898, 1347, 1788, 1796, 2694, 3427, 5388, 6854, 10281, 10327, 13708, 20562, 20654, 30981, 41124, 41308, 61962, 66901, 123924, 133802, 200703, 267604, 401406, 802812, 1538723, 3077446, 4616169, 6154892, 9232338, 18464676]

約数ペア:

[(1, 18464676), (2, 9232338), (3, 6154892), (4, 4616169), (6, 3077446), (12, 1538723), (23, 802812), (46, 401406), (69, 267604), (92, 200703), (138, 133802), (149, 123924), (276, 66901), (298, 61962), (447, 41308), (449, 41124), (596, 30981), (894, 20654), (898, 20562), (1347, 13708), (1788, 10327), (1796, 10281), (2694, 6854), (3427, 5388)]