20189378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{13697}}^1$

素因数の和:13777

約数の個数: 16

約数和(自身を含む): 33532704

約数和(自身を除く): 13343326

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 13697, 27394, 150667, 301334, 917699, 1835398, 10094689, 20189378]

約数ペア:

[(1, 20189378), (2, 10094689), (11, 1835398), (22, 917699), (67, 301334), (134, 150667), (737, 27394), (1474, 13697)]