20393982

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9521}}^1$

素因数の和:9553

約数の個数: 48

約数和(自身を含む): 53475552

約数和(自身を除く): 33081570

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 9521, 19042, 28563, 57126, 66647, 85689, 133294, 161857, 171378, 199941, 323714, 399882, 485571, 599823, 971142, 1132999, 1199646, 1456713, 2265998, 2913426, 3398997, 6797994, 10196991, 20393982]

約数ペア:

[(1, 20393982), (2, 10196991), (3, 6797994), (6, 3398997), (7, 2913426), (9, 2265998), (14, 1456713), (17, 1199646), (18, 1132999), (21, 971142), (34, 599823), (42, 485571), (51, 399882), (63, 323714), (102, 199941), (119, 171378), (126, 161857), (153, 133294), (238, 85689), (306, 66647), (357, 57126), (714, 28563), (1071, 19042), (2142, 9521)]