20199442858

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{66523}}^1$

素因数の和:66619

約数の個数: 48

約数和(自身を含む): 37082074176

約数和(自身を除く): 16882631318

約数列:

[1, 2, 7, 14, 23, 41, 46, 82, 161, 287, 322, 529, 574, 943, 1058, 1886, 3703, 6601, 7406, 13202, 21689, 43378, 66523, 133046, 151823, 303646, 465661, 931322, 1530029, 2727443, 3060058, 5454886, 10710203, 19092101, 21420406, 35190667, 38184202, 62731189, 70381334, 125462378, 246334669, 439118323, 492669338, 878236646, 1442817347, 2885634694, 10099721429, 20199442858]

約数ペア:

[(1, 20199442858), (2, 10099721429), (7, 2885634694), (14, 1442817347), (23, 878236646), (41, 492669338), (46, 439118323), (82, 246334669), (161, 125462378), (287, 70381334), (322, 62731189), (529, 38184202), (574, 35190667), (943, 21420406), (1058, 19092101), (1886, 10710203), (3703, 5454886), (6601, 3060058), (7406, 2727443), (13202, 1530029), (21689, 931322), (43378, 465661), (66523, 303646), (133046, 151823)]