18701212

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 33383504

約数和(自身を除く): 14682292

約数列:

[1, 2, 4, 97, 157, 194, 307, 314, 388, 614, 628, 1228, 15229, 29779, 30458, 48199, 59558, 60916, 96398, 119116, 192796, 4675303, 9350606, 18701212]

約数ペア:

[(1, 18701212), (2, 9350606), (4, 4675303), (97, 192796), (157, 119116), (194, 96398), (307, 60916), (314, 59558), (388, 48199), (614, 30458), (628, 29779), (1228, 15229)]