20215224708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5120371}}^1$

素因数の和:5120432

約数の個数: 48

約数和(自身を含む): 55054239744

約数和(自身を除く): 34839015036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 5120371, 10240742, 15361113, 20481484, 30722226, 35842597, 61444452, 71685194, 107527791, 143370388, 215055582, 240657437, 430111164, 481314874, 721972311, 962629748, 1443944622, 1684602059, 2887889244, 3369204118, 5053806177, 6738408236, 10107612354, 20215224708]

約数ペア:

[(1, 20215224708), (2, 10107612354), (3, 6738408236), (4, 5053806177), (6, 3369204118), (7, 2887889244), (12, 1684602059), (14, 1443944622), (21, 962629748), (28, 721972311), (42, 481314874), (47, 430111164), (84, 240657437), (94, 215055582), (141, 143370388), (188, 107527791), (282, 71685194), (329, 61444452), (564, 35842597), (658, 30722226), (987, 20481484), (1316, 15361113), (1974, 10240742), (3948, 5120371)]