20163553198

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{23}}^1\times {\mathrm{63907}}^1$

素因数の和:63989

約数の個数: 32

約数和(自身を含む): 33313962240

約数和(自身を除く): 13150409042

約数列:

[1, 2, 19, 23, 38, 46, 361, 437, 722, 874, 6859, 8303, 13718, 16606, 63907, 127814, 157757, 315514, 1214233, 1469861, 2428466, 2939722, 23070427, 27927359, 46140854, 55854718, 438338113, 530619821, 876676226, 1061239642, 10081776599, 20163553198]

約数ペア:

[(1, 20163553198), (2, 10081776599), (19, 1061239642), (23, 876676226), (38, 530619821), (46, 438338113), (361, 55854718), (437, 46140854), (722, 27927359), (874, 23070427), (6859, 2939722), (8303, 2428466), (13718, 1469861), (16606, 1214233), (63907, 315514), (127814, 157757)]