212380984

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{647503}}^1$

素因数の和:647550

約数の個数: 16

約数和(自身を含む): 407927520

約数和(自身を除く): 195546536

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 647503, 1295006, 2590012, 5180024, 26547623, 53095246, 106190492, 212380984]

約数ペア:

[(1, 212380984), (2, 106190492), (4, 53095246), (8, 26547623), (41, 5180024), (82, 2590012), (164, 1295006), (328, 647503)]