1911668402

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{213023}}^1$

素因数の和:213673

約数の個数: 16

約数和(自身を含む): 3282273792

約数和(自身を除く): 1370605390

約数列:

[1, 2, 7, 14, 641, 1282, 4487, 8974, 213023, 426046, 1491161, 2982322, 136547743, 273095486, 955834201, 1911668402]

約数ペア:

[(1, 1911668402), (2, 955834201), (7, 273095486), (14, 136547743), (641, 2982322), (1282, 1491161), (4487, 426046), (8974, 213023)]