20858049795

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{719}}^1\times {\mathrm{1613}}^1$

素因数の和:2460

約数の個数: 64

約数和(自身を含む): 36814694400

約数和(自身を除く): 15956644605

約数列:

[1, 3, 5, 11, 15, 33, 55, 109, 165, 327, 545, 719, 1199, 1613, 1635, 2157, 3595, 3597, 4839, 5995, 7909, 8065, 10785, 17743, 17985, 23727, 24195, 39545, 53229, 78371, 88715, 118635, 175817, 235113, 266145, 391855, 527451, 862081, 879085, 1159747, 1175565, 1933987, 2586243, 2637255, 3479241, 4310405, 5798735, 5801961, 9669935, 12757217, 12931215, 17396205, 29009805, 38271651, 63786085, 126412423, 191358255, 379237269, 632062115, 1390536653, 1896186345, 4171609959, 6952683265, 20858049795]

約数ペア:

[(1, 20858049795), (3, 6952683265), (5, 4171609959), (11, 1896186345), (15, 1390536653), (33, 632062115), (55, 379237269), (109, 191358255), (165, 126412423), (327, 63786085), (545, 38271651), (719, 29009805), (1199, 17396205), (1613, 12931215), (1635, 12757217), (2157, 9669935), (3595, 5801961), (3597, 5798735), (4839, 4310405), (5995, 3479241), (7909, 2637255), (8065, 2586243), (10785, 1933987), (17743, 1175565), (17985, 1159747), (23727, 879085), (24195, 862081), (39545, 527451), (53229, 391855), (78371, 266145), (88715, 235113), (118635, 175817)]