18678743835

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1019}}^1\times {\mathrm{42139}}^1$

素因数の和:43195

約数の個数: 32

約数和(自身を含む): 30947616000

約数和(自身を除く): 12268872165

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 1019, 3057, 5095, 15285, 29551, 42139, 88653, 126417, 147755, 210695, 443265, 632085, 1222031, 3666093, 6110155, 18330465, 42939641, 128818923, 214698205, 644094615, 1245249589, 3735748767, 6226247945, 18678743835]

約数ペア:

[(1, 18678743835), (3, 6226247945), (5, 3735748767), (15, 1245249589), (29, 644094615), (87, 214698205), (145, 128818923), (435, 42939641), (1019, 18330465), (3057, 6110155), (5095, 3666093), (15285, 1222031), (29551, 632085), (42139, 443265), (88653, 210695), (126417, 147755)]