20137261644

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{45503}}^1$

素因数の和:46179

約数の個数: 72

約数和(自身を含む): 53665597440

約数和(自身を除く): 33528335796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 647, 684, 1294, 1941, 2588, 3882, 5823, 7764, 11646, 12293, 23292, 24586, 36879, 45503, 49172, 73758, 91006, 110637, 136509, 147516, 182012, 221274, 273018, 409527, 442548, 546036, 819054, 864557, 1638108, 1729114, 2593671, 3458228, 5187342, 7781013, 10374684, 15562026, 29440441, 31124052, 58880882, 88321323, 117761764, 176642646, 264963969, 353285292, 529927938, 559368379, 1059855876, 1118736758, 1678105137, 2237473516, 3356210274, 5034315411, 6712420548, 10068630822, 20137261644]

約数ペア:

[(1, 20137261644), (2, 10068630822), (3, 6712420548), (4, 5034315411), (6, 3356210274), (9, 2237473516), (12, 1678105137), (18, 1118736758), (19, 1059855876), (36, 559368379), (38, 529927938), (57, 353285292), (76, 264963969), (114, 176642646), (171, 117761764), (228, 88321323), (342, 58880882), (647, 31124052), (684, 29440441), (1294, 15562026), (1941, 10374684), (2588, 7781013), (3882, 5187342), (5823, 3458228), (7764, 2593671), (11646, 1729114), (12293, 1638108), (23292, 864557), (24586, 819054), (36879, 546036), (45503, 442548), (49172, 409527), (73758, 273018), (91006, 221274), (110637, 182012), (136509, 147516)]