20105444772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1\times {\mathrm{647}}^1$

素因数の和:1370

約数の個数: 144

約数和(自身を含む): 58505690880

約数和(自身を除く): 38400246108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 317, 389, 634, 647, 778, 951, 1167, 1268, 1294, 1556, 1902, 1941, 2219, 2334, 2588, 2723, 2853, 3501, 3804, 3882, 4438, 4529, 4668, 5446, 5706, 5823, 6657, 7002, 7764, 8169, 8876, 9058, 10892, 11412, 11646, 13314, 13587, 14004, 16338, 18116, 19971, 23292, 24507, 26628, 27174, 32676, 39942, 40761, 49014, 54348, 79884, 81522, 98028, 123313, 163044, 205099, 246626, 251683, 369939, 410198, 493252, 503366, 615297, 739878, 755049, 820396, 863191, 1006732, 1109817, 1230594, 1435693, 1479756, 1510098, 1726382, 1761781, 1845891, 2219634, 2265147, 2461188, 2589573, 2871386, 3020196, 3452764, 3523562, 3691782, 4307079, 4439268, 4530294, 5179146, 5285343, 5742772, 7047124, 7383564, 7768719, 8614158, 9060588, 10358292, 10570686, 12921237, 15537438, 15856029, 17228316, 21141372, 25842474, 31074876, 31712058, 51684948, 63424116, 79783511, 159567022, 239350533, 319134044, 478701066, 558484577, 718051599, 957402132, 1116969154, 1436103198, 1675453731, 2233938308, 2872206396, 3350907462, 5026361193, 6701814924, 10052722386, 20105444772]

約数ペア:

[(1, 20105444772), (2, 10052722386), (3, 6701814924), (4, 5026361193), (6, 3350907462), (7, 2872206396), (9, 2233938308), (12, 1675453731), (14, 1436103198), (18, 1116969154), (21, 957402132), (28, 718051599), (36, 558484577), (42, 478701066), (63, 319134044), (84, 239350533), (126, 159567022), (252, 79783511), (317, 63424116), (389, 51684948), (634, 31712058), (647, 31074876), (778, 25842474), (951, 21141372), (1167, 17228316), (1268, 15856029), (1294, 15537438), (1556, 12921237), (1902, 10570686), (1941, 10358292), (2219, 9060588), (2334, 8614158), (2588, 7768719), (2723, 7383564), (2853, 7047124), (3501, 5742772), (3804, 5285343), (3882, 5179146), (4438, 4530294), (4529, 4439268), (4668, 4307079), (5446, 3691782), (5706, 3523562), (5823, 3452764), (6657, 3020196), (7002, 2871386), (7764, 2589573), (8169, 2461188), (8876, 2265147), (9058, 2219634), (10892, 1845891), (11412, 1761781), (11646, 1726382), (13314, 1510098), (13587, 1479756), (14004, 1435693), (16338, 1230594), (18116, 1109817), (19971, 1006732), (23292, 863191), (24507, 820396), (26628, 755049), (27174, 739878), (32676, 615297), (39942, 503366), (40761, 493252), (49014, 410198), (54348, 369939), (79884, 251683), (81522, 246626), (98028, 205099), (123313, 163044)]