18100816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{487}}^1$

素因数の和:619

約数の個数: 40

約数和(自身を含む): 37033344

約数和(自身を除く): 18932528

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 101, 184, 202, 368, 404, 487, 808, 974, 1616, 1948, 2323, 3896, 4646, 7792, 9292, 11201, 18584, 22402, 37168, 44804, 49187, 89608, 98374, 179216, 196748, 393496, 786992, 1131301, 2262602, 4525204, 9050408, 18100816]

約数ペア:

[(1, 18100816), (2, 9050408), (4, 4525204), (8, 2262602), (16, 1131301), (23, 786992), (46, 393496), (92, 196748), (101, 179216), (184, 98374), (202, 89608), (368, 49187), (404, 44804), (487, 37168), (808, 22402), (974, 18584), (1616, 11201), (1948, 9292), (2323, 7792), (3896, 4646)]