19835008

素因数分解:

$2^7\times {\mathrm{83}}^1\times {\mathrm{1867}}^1$

素因数の和:1964

約数の個数: 32

約数和(自身を含む): 40012560

約数和(自身を除く): 20177552

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 332, 664, 1328, 1867, 2656, 3734, 5312, 7468, 10624, 14936, 29872, 59744, 119488, 154961, 238976, 309922, 619844, 1239688, 2479376, 4958752, 9917504, 19835008]

約数ペア:

[(1, 19835008), (2, 9917504), (4, 4958752), (8, 2479376), (16, 1239688), (32, 619844), (64, 309922), (83, 238976), (128, 154961), (166, 119488), (332, 59744), (664, 29872), (1328, 14936), (1867, 10624), (2656, 7468), (3734, 5312)]