20935316

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{683}}^1$

素因数の和:863

約数の個数: 24

約数和(自身を含む): 37537920

約数和(自身を除く): 16602604

約数列:

[1, 2, 4, 79, 97, 158, 194, 316, 388, 683, 1366, 2732, 7663, 15326, 30652, 53957, 66251, 107914, 132502, 215828, 265004, 5233829, 10467658, 20935316]

約数ペア:

[(1, 20935316), (2, 10467658), (4, 5233829), (79, 265004), (97, 215828), (158, 132502), (194, 107914), (316, 66251), (388, 53957), (683, 30652), (1366, 15326), (2732, 7663)]