42220828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{8039}}^1$

素因数の和:8157

約数の個数: 24

約数和(自身を含む): 80367840

約数和(自身を除く): 38147012

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2626, 5252, 8039, 16078, 32156, 104507, 209014, 418028, 811939, 1623878, 3247756, 10555207, 21110414, 42220828]

約数ペア:

[(1, 42220828), (2, 21110414), (4, 10555207), (13, 3247756), (26, 1623878), (52, 811939), (101, 418028), (202, 209014), (404, 104507), (1313, 32156), (2626, 16078), (5252, 8039)]