18291212084

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{51659}}^1$

素因数の和:51848

約数の個数: 48

約数和(自身を含む): 34993244160

約数和(自身を除く): 16702032076

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 127, 164, 254, 508, 697, 1394, 2159, 2788, 4318, 5207, 8636, 10414, 20828, 51659, 88519, 103318, 177038, 206636, 354076, 878203, 1756406, 2118019, 3512812, 4236038, 6560693, 8472076, 13121386, 26242772, 36006323, 72012646, 111531781, 144025292, 223063562, 268988413, 446127124, 537976826, 1075953652, 4572803021, 9145606042, 18291212084]

約数ペア:

[(1, 18291212084), (2, 9145606042), (4, 4572803021), (17, 1075953652), (34, 537976826), (41, 446127124), (68, 268988413), (82, 223063562), (127, 144025292), (164, 111531781), (254, 72012646), (508, 36006323), (697, 26242772), (1394, 13121386), (2159, 8472076), (2788, 6560693), (4318, 4236038), (5207, 3512812), (8636, 2118019), (10414, 1756406), (20828, 878203), (51659, 354076), (88519, 206636), (103318, 177038)]