20901402

素因数分解:

$2^1\times 3^5\times {\mathrm{29}}^1\times {\mathrm{1483}}^1$

素因数の和:1529

約数の個数: 48

約数和(自身を含む): 48615840

約数和(自身を除く): 27714438

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 243, 261, 486, 522, 783, 1483, 1566, 2349, 2966, 4449, 4698, 7047, 8898, 13347, 14094, 26694, 40041, 43007, 80082, 86014, 120123, 129021, 240246, 258042, 360369, 387063, 720738, 774126, 1161189, 2322378, 3483567, 6967134, 10450701, 20901402]

約数ペア:

[(1, 20901402), (2, 10450701), (3, 6967134), (6, 3483567), (9, 2322378), (18, 1161189), (27, 774126), (29, 720738), (54, 387063), (58, 360369), (81, 258042), (87, 240246), (162, 129021), (174, 120123), (243, 86014), (261, 80082), (486, 43007), (522, 40041), (783, 26694), (1483, 14094), (1566, 13347), (2349, 8898), (2966, 7047), (4449, 4698)]