20623842

素因数分解:

$2^1\times 3^3\times {\mathrm{617}}^1\times {\mathrm{619}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 45979200

約数和(自身を除く): 25355358

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 617, 619, 1234, 1238, 1851, 1857, 3702, 3714, 5553, 5571, 11106, 11142, 16659, 16713, 33318, 33426, 381923, 763846, 1145769, 2291538, 3437307, 6874614, 10311921, 20623842]

約数ペア:

[(1, 20623842), (2, 10311921), (3, 6874614), (6, 3437307), (9, 2291538), (18, 1145769), (27, 763846), (54, 381923), (617, 33426), (619, 33318), (1234, 16713), (1238, 16659), (1851, 11142), (1857, 11106), (3702, 5571), (3714, 5553)]