20543674228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3510539}}^1$

素因数の和:3510580

約数の個数: 48

約数和(自身を含む): 47181657600

約数和(自身を除く): 26637983372

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 3510539, 7021078, 14042156, 24573773, 38615929, 49147546, 66700241, 77231858, 98295092, 133400482, 154463716, 266800964, 270311503, 466901687, 540623006, 733702651, 933803374, 1081246012, 1467405302, 1867606748, 2934810604, 5135918557, 10271837114, 20543674228]

約数ペア:

[(1, 20543674228), (2, 10271837114), (4, 5135918557), (7, 2934810604), (11, 1867606748), (14, 1467405302), (19, 1081246012), (22, 933803374), (28, 733702651), (38, 540623006), (44, 466901687), (76, 270311503), (77, 266800964), (133, 154463716), (154, 133400482), (209, 98295092), (266, 77231858), (308, 66700241), (418, 49147546), (532, 38615929), (836, 24573773), (1463, 14042156), (2926, 7021078), (5852, 3510539)]