18998908

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 36465408

約数和(自身を除く): 17466500

約数列:

[1, 2, 4, 31, 37, 41, 62, 74, 82, 101, 124, 148, 164, 202, 404, 1147, 1271, 1517, 2294, 2542, 3034, 3131, 3737, 4141, 4588, 5084, 6068, 6262, 7474, 8282, 12524, 14948, 16564, 47027, 94054, 115847, 128371, 153217, 188108, 231694, 256742, 306434, 463388, 513484, 612868, 4749727, 9499454, 18998908]

約数ペア:

[(1, 18998908), (2, 9499454), (4, 4749727), (31, 612868), (37, 513484), (41, 463388), (62, 306434), (74, 256742), (82, 231694), (101, 188108), (124, 153217), (148, 128371), (164, 115847), (202, 94054), (404, 47027), (1147, 16564), (1271, 14948), (1517, 12524), (2294, 8282), (2542, 7474), (3034, 6262), (3131, 6068), (3737, 5084), (4141, 4588)]