20174631201

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{401}}^1\times {\mathrm{2309}}^1$

素因数の和:2991

約数の個数: 40

約数和(自身を含む): 30338015400

約数和(自身を除く): 10163384199

約数列:

[1, 3, 9, 27, 81, 269, 401, 807, 1203, 2309, 2421, 3609, 6927, 7263, 10827, 20781, 21789, 32481, 62343, 107869, 187029, 323607, 621121, 925909, 970821, 1863363, 2777727, 2912463, 5590089, 8333181, 8737389, 16770267, 24999543, 50310801, 74998629, 249069521, 747208563, 2241625689, 6724877067, 20174631201]

約数ペア:

[(1, 20174631201), (3, 6724877067), (9, 2241625689), (27, 747208563), (81, 249069521), (269, 74998629), (401, 50310801), (807, 24999543), (1203, 16770267), (2309, 8737389), (2421, 8333181), (3609, 5590089), (6927, 2912463), (7263, 2777727), (10827, 1863363), (20781, 970821), (21789, 925909), (32481, 621121), (62343, 323607), (107869, 187029)]