20655210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11287}}^1$

素因数の和:11358

約数の個数: 32

約数和(自身を含む): 50389632

約数和(自身を除く): 29734422

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 11287, 22574, 33861, 56435, 67722, 112870, 169305, 338610, 688507, 1377014, 2065521, 3442535, 4131042, 6885070, 10327605, 20655210]

約数ペア:

[(1, 20655210), (2, 10327605), (3, 6885070), (5, 4131042), (6, 3442535), (10, 2065521), (15, 1377014), (30, 688507), (61, 338610), (122, 169305), (183, 112870), (305, 67722), (366, 56435), (610, 33861), (915, 22574), (1830, 11287)]