20238427784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1\times {\mathrm{7331}}^1$

素因数の和:7790

約数の個数: 64

約数和(自身を含む): 41049815040

約数和(自身を除く): 20811387256

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 383, 424, 766, 901, 1532, 1802, 3064, 3604, 6511, 7208, 7331, 13022, 14662, 20299, 26044, 29324, 40598, 52088, 58648, 81196, 124627, 162392, 249254, 345083, 388543, 498508, 690166, 777086, 997016, 1380332, 1554172, 2760664, 2807773, 3108344, 5615546, 6605231, 11231092, 13210462, 22462184, 26420924, 47732141, 52841848, 95464282, 148811969, 190928564, 297623938, 381857128, 595247876, 1190495752, 2529803473, 5059606946, 10119213892, 20238427784]

約数ペア:

[(1, 20238427784), (2, 10119213892), (4, 5059606946), (8, 2529803473), (17, 1190495752), (34, 595247876), (53, 381857128), (68, 297623938), (106, 190928564), (136, 148811969), (212, 95464282), (383, 52841848), (424, 47732141), (766, 26420924), (901, 22462184), (1532, 13210462), (1802, 11231092), (3064, 6605231), (3604, 5615546), (6511, 3108344), (7208, 2807773), (7331, 2760664), (13022, 1554172), (14662, 1380332), (20299, 997016), (26044, 777086), (29324, 690166), (40598, 498508), (52088, 388543), (58648, 345083), (81196, 249254), (124627, 162392)]