18472864

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1373

約数の個数: 48

約数和(自身を含む): 39977280

約数和(自身を除く): 21504416

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1321, 1748, 2642, 3496, 5284, 6992, 10568, 13984, 21136, 25099, 30383, 42272, 50198, 60766, 100396, 121532, 200792, 243064, 401584, 486128, 577277, 803168, 972256, 1154554, 2309108, 4618216, 9236432, 18472864]

約数ペア:

[(1, 18472864), (2, 9236432), (4, 4618216), (8, 2309108), (16, 1154554), (19, 972256), (23, 803168), (32, 577277), (38, 486128), (46, 401584), (76, 243064), (92, 200792), (152, 121532), (184, 100396), (304, 60766), (368, 50198), (437, 42272), (608, 30383), (736, 25099), (874, 21136), (1321, 13984), (1748, 10568), (2642, 6992), (3496, 5284)]