20686824

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16901}}^1$

素因数の和:16930

約数の個数: 48

約数和(自身を含む): 59326020

約数和(自身を除く): 38639196

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 16901, 33802, 50703, 67604, 101406, 135208, 152109, 202812, 287317, 304218, 405624, 574634, 608436, 861951, 1149268, 1216872, 1723902, 2298536, 2585853, 3447804, 5171706, 6895608, 10343412, 20686824]

約数ペア:

[(1, 20686824), (2, 10343412), (3, 6895608), (4, 5171706), (6, 3447804), (8, 2585853), (9, 2298536), (12, 1723902), (17, 1216872), (18, 1149268), (24, 861951), (34, 608436), (36, 574634), (51, 405624), (68, 304218), (72, 287317), (102, 202812), (136, 152109), (153, 135208), (204, 101406), (306, 67604), (408, 50703), (612, 33802), (1224, 16901)]