19454236

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1039}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 35409920

約数和(自身を除く): 15955684

約数列:

[1, 2, 4, 31, 62, 124, 151, 302, 604, 1039, 2078, 4156, 4681, 9362, 18724, 32209, 64418, 128836, 156889, 313778, 627556, 4863559, 9727118, 19454236]

約数ペア:

[(1, 19454236), (2, 9727118), (4, 4863559), (31, 627556), (62, 313778), (124, 156889), (151, 128836), (302, 64418), (604, 32209), (1039, 18724), (2078, 9362), (4156, 4681)]