18898194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{12161}}^1$

素因数の和:12210

約数の個数: 32

約数和(自身を含む): 44366976

約数和(自身を除く): 25468782

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 12161, 24322, 36483, 72966, 85127, 170254, 255381, 449957, 510762, 899914, 1349871, 2699742, 3149699, 6299398, 9449097, 18898194]

約数ペア:

[(1, 18898194), (2, 9449097), (3, 6299398), (6, 3149699), (7, 2699742), (14, 1349871), (21, 899914), (37, 510762), (42, 449957), (74, 255381), (111, 170254), (222, 85127), (259, 72966), (518, 36483), (777, 24322), (1554, 12161)]