201319948

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{389}}^1\times {\mathrm{1187}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 356756400

約数和(自身を除く): 155436452

約数列:

[1, 2, 4, 109, 218, 389, 436, 778, 1187, 1556, 2374, 4748, 42401, 84802, 129383, 169604, 258766, 461743, 517532, 923486, 1846972, 50329987, 100659974, 201319948]

約数ペア:

[(1, 201319948), (2, 100659974), (4, 50329987), (109, 1846972), (218, 923486), (389, 517532), (436, 461743), (778, 258766), (1187, 169604), (1556, 129383), (2374, 84802), (4748, 42401)]