20157564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7741}}^1$

素因数の和:7786

約数の個数: 48

約数和(自身を含む): 55494656

約数和(自身を除く): 35337092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 7741, 15482, 23223, 30964, 46446, 54187, 92892, 108374, 162561, 216748, 239971, 325122, 479942, 650244, 719913, 959884, 1439826, 1679797, 2879652, 3359594, 5039391, 6719188, 10078782, 20157564]

約数ペア:

[(1, 20157564), (2, 10078782), (3, 6719188), (4, 5039391), (6, 3359594), (7, 2879652), (12, 1679797), (14, 1439826), (21, 959884), (28, 719913), (31, 650244), (42, 479942), (62, 325122), (84, 239971), (93, 216748), (124, 162561), (186, 108374), (217, 92892), (372, 54187), (434, 46446), (651, 30964), (868, 23223), (1302, 15482), (2604, 7741)]