20850702922

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2543}}^1\times {\mathrm{9601}}^1$

素因数の和:12214

約数の個数: 32

約数和(自身を含む): 36348102144

約数和(自身を除く): 15497399222

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 2543, 5086, 9601, 17801, 19202, 35602, 67207, 134414, 155123, 310246, 585661, 1085861, 1171322, 2171722, 4099627, 8199254, 24415343, 48830686, 170907401, 341814802, 1489335923, 2978671846, 10425351461, 20850702922]

約数ペア:

[(1, 20850702922), (2, 10425351461), (7, 2978671846), (14, 1489335923), (61, 341814802), (122, 170907401), (427, 48830686), (854, 24415343), (2543, 8199254), (5086, 4099627), (9601, 2171722), (17801, 1171322), (19202, 1085861), (35602, 585661), (67207, 310246), (134414, 155123)]