18225972

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{1103}}^1$

素因数の和:1139

約数の個数: 72

約数和(自身を含む): 50633856

約数和(自身を除く): 32407884

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 243, 306, 324, 459, 486, 612, 918, 972, 1103, 1377, 1836, 2206, 2754, 3309, 4131, 4412, 5508, 6618, 8262, 9927, 13236, 16524, 18751, 19854, 29781, 37502, 39708, 56253, 59562, 75004, 89343, 112506, 119124, 168759, 178686, 225012, 268029, 337518, 357372, 506277, 536058, 675036, 1012554, 1072116, 1518831, 2025108, 3037662, 4556493, 6075324, 9112986, 18225972]

約数ペア:

[(1, 18225972), (2, 9112986), (3, 6075324), (4, 4556493), (6, 3037662), (9, 2025108), (12, 1518831), (17, 1072116), (18, 1012554), (27, 675036), (34, 536058), (36, 506277), (51, 357372), (54, 337518), (68, 268029), (81, 225012), (102, 178686), (108, 168759), (153, 119124), (162, 112506), (204, 89343), (243, 75004), (306, 59562), (324, 56253), (459, 39708), (486, 37502), (612, 29781), (918, 19854), (972, 18751), (1103, 16524), (1377, 13236), (1836, 9927), (2206, 8262), (2754, 6618), (3309, 5508), (4131, 4412)]