18724316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5903}}^1$

素因数の和:5981

約数の個数: 24

約数和(自身を含む): 35872704

約数和(自身を除く): 17148388

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 5903, 11806, 23612, 76739, 153478, 306956, 360083, 720166, 1440332, 4681079, 9362158, 18724316]

約数ペア:

[(1, 18724316), (2, 9362158), (4, 4681079), (13, 1440332), (26, 720166), (52, 360083), (61, 306956), (122, 153478), (244, 76739), (793, 23612), (1586, 11806), (3172, 5903)]