19755184

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{39829}}^1$

素因数の和:39868

約数の個数: 20

約数和(自身を含む): 39511360

約数和(自身を除く): 19756176

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 39829, 79658, 159316, 318632, 637264, 1234699, 2469398, 4938796, 9877592, 19755184]

約数ペア:

[(1, 19755184), (2, 9877592), (4, 4938796), (8, 2469398), (16, 1234699), (31, 637264), (62, 318632), (124, 159316), (248, 79658), (496, 39829)]