19429870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 16961810

約数列:

[1, 2, 5, 10, 31, 62, 155, 233, 269, 310, 466, 538, 1165, 1345, 2330, 2690, 7223, 8339, 14446, 16678, 36115, 41695, 62677, 72230, 83390, 125354, 313385, 626770, 1942987, 3885974, 9714935, 19429870]

約数ペア:

[(1, 19429870), (2, 9714935), (5, 3885974), (10, 1942987), (31, 626770), (62, 313385), (155, 125354), (233, 83390), (269, 72230), (310, 62677), (466, 41695), (538, 36115), (1165, 16678), (1345, 14446), (2330, 8339), (2690, 7223)]