20285067

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 10680693

約数列:

[1, 3, 11, 31, 33, 79, 93, 237, 251, 341, 753, 869, 1023, 2449, 2607, 2761, 7347, 7781, 8283, 19829, 23343, 26939, 59487, 80817, 85591, 218119, 256773, 614699, 654357, 1844097, 6761689, 20285067]

約数ペア:

[(1, 20285067), (3, 6761689), (11, 1844097), (31, 654357), (33, 614699), (79, 256773), (93, 218119), (237, 85591), (251, 80817), (341, 59487), (753, 26939), (869, 23343), (1023, 19829), (2449, 8283), (2607, 7781), (2761, 7347)]