18162190

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 33882624

約数和(自身を除く): 15720434

約数列:

[1, 2, 5, 10, 37, 74, 185, 191, 257, 370, 382, 514, 955, 1285, 1910, 2570, 7067, 9509, 14134, 19018, 35335, 47545, 49087, 70670, 95090, 98174, 245435, 490870, 1816219, 3632438, 9081095, 18162190]

約数ペア:

[(1, 18162190), (2, 9081095), (5, 3632438), (10, 1816219), (37, 490870), (74, 245435), (185, 98174), (191, 95090), (257, 70670), (370, 49087), (382, 47545), (514, 35335), (955, 19018), (1285, 14134), (1910, 9509), (2570, 7067)]