20434848

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:714

約数の個数: 96

約数和(自身を含む): 62705664

約数和(自身を除く): 42270816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 84, 94, 96, 112, 141, 168, 188, 224, 282, 329, 336, 376, 564, 647, 658, 672, 752, 987, 1128, 1294, 1316, 1504, 1941, 1974, 2256, 2588, 2632, 3882, 3948, 4512, 4529, 5176, 5264, 7764, 7896, 9058, 10352, 10528, 13587, 15528, 15792, 18116, 20704, 27174, 30409, 31056, 31584, 36232, 54348, 60818, 62112, 72464, 91227, 108696, 121636, 144928, 182454, 212863, 217392, 243272, 364908, 425726, 434784, 486544, 638589, 729816, 851452, 973088, 1277178, 1459632, 1702904, 2554356, 2919264, 3405808, 5108712, 6811616, 10217424, 20434848]

約数ペア:

[(1, 20434848), (2, 10217424), (3, 6811616), (4, 5108712), (6, 3405808), (7, 2919264), (8, 2554356), (12, 1702904), (14, 1459632), (16, 1277178), (21, 973088), (24, 851452), (28, 729816), (32, 638589), (42, 486544), (47, 434784), (48, 425726), (56, 364908), (84, 243272), (94, 217392), (96, 212863), (112, 182454), (141, 144928), (168, 121636), (188, 108696), (224, 91227), (282, 72464), (329, 62112), (336, 60818), (376, 54348), (564, 36232), (647, 31584), (658, 31056), (672, 30409), (752, 27174), (987, 20704), (1128, 18116), (1294, 15792), (1316, 15528), (1504, 13587), (1941, 10528), (1974, 10352), (2256, 9058), (2588, 7896), (2632, 7764), (3882, 5264), (3948, 5176), (4512, 4529)]