20170671836

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263201}}^1$

素因数の和:263259

約数の個数: 72

約数和(自身を含む): 45367602336

約数和(自身を除く): 25196930500

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 49, 68, 92, 98, 119, 161, 196, 238, 322, 391, 476, 644, 782, 833, 1127, 1564, 1666, 2254, 2737, 3332, 4508, 5474, 10948, 19159, 38318, 76636, 263201, 526402, 1052804, 1842407, 3684814, 4474417, 6053623, 7369628, 8948834, 12107246, 12896849, 17897668, 24214492, 25793698, 31320919, 42375361, 51587396, 62641838, 84750722, 102911591, 125283676, 169501444, 205823182, 219246433, 296627527, 411646364, 438492866, 593255054, 720381137, 876985732, 1186510108, 1440762274, 2881524548, 5042667959, 10085335918, 20170671836]

約数ペア:

[(1, 20170671836), (2, 10085335918), (4, 5042667959), (7, 2881524548), (14, 1440762274), (17, 1186510108), (23, 876985732), (28, 720381137), (34, 593255054), (46, 438492866), (49, 411646364), (68, 296627527), (92, 219246433), (98, 205823182), (119, 169501444), (161, 125283676), (196, 102911591), (238, 84750722), (322, 62641838), (391, 51587396), (476, 42375361), (644, 31320919), (782, 25793698), (833, 24214492), (1127, 17897668), (1564, 12896849), (1666, 12107246), (2254, 8948834), (2737, 7369628), (3332, 6053623), (4508, 4474417), (5474, 3684814), (10948, 1842407), (19159, 1052804), (38318, 526402), (76636, 263201)]