20730672

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7577}}^1$

素因数の和:7610

約数の個数: 60

約数和(自身を含む): 61078680

約数和(自身を除く): 40348008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7577, 15154, 22731, 30308, 45462, 60616, 68193, 90924, 121232, 136386, 143963, 181848, 272772, 287926, 363696, 431889, 545544, 575852, 863778, 1091088, 1151704, 1295667, 1727556, 2303408, 2591334, 3455112, 5182668, 6910224, 10365336, 20730672]

約数ペア:

[(1, 20730672), (2, 10365336), (3, 6910224), (4, 5182668), (6, 3455112), (8, 2591334), (9, 2303408), (12, 1727556), (16, 1295667), (18, 1151704), (19, 1091088), (24, 863778), (36, 575852), (38, 545544), (48, 431889), (57, 363696), (72, 287926), (76, 272772), (114, 181848), (144, 143963), (152, 136386), (171, 121232), (228, 90924), (304, 68193), (342, 60616), (456, 45462), (684, 30308), (912, 22731), (1368, 15154), (2736, 7577)]