18893898

素因数分解:

$2^1\times 3^4\times {\mathrm{223}}^1\times {\mathrm{523}}^1$

素因数の和:760

約数の個数: 40

約数和(自身を含む): 42607488

約数和(自身を除く): 23713590

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 223, 446, 523, 669, 1046, 1338, 1569, 2007, 3138, 4014, 4707, 6021, 9414, 12042, 14121, 18063, 28242, 36126, 42363, 84726, 116629, 233258, 349887, 699774, 1049661, 2099322, 3148983, 6297966, 9446949, 18893898]

約数ペア:

[(1, 18893898), (2, 9446949), (3, 6297966), (6, 3148983), (9, 2099322), (18, 1049661), (27, 699774), (54, 349887), (81, 233258), (162, 116629), (223, 84726), (446, 42363), (523, 36126), (669, 28242), (1046, 18063), (1338, 14121), (1569, 12042), (2007, 9414), (3138, 6021), (4014, 4707)]