200207978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{86371}}^1$

素因数の和:86453

約数の個数: 16

約数和(自身を含む): 321303840

約数和(自身を除く): 121095862

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 86371, 172742, 1641049, 3282098, 5268631, 10537262, 100103989, 200207978]

約数ペア:

[(1, 200207978), (2, 100103989), (19, 10537262), (38, 5268631), (61, 3282098), (122, 1641049), (1159, 172742), (2318, 86371)]