19932970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:906

約数の個数: 32

約数和(自身を含む): 37403856

約数和(自身を除く): 17470886

約数列:

[1, 2, 5, 10, 41, 61, 82, 122, 205, 305, 410, 610, 797, 1594, 2501, 3985, 5002, 7970, 12505, 25010, 32677, 48617, 65354, 97234, 163385, 243085, 326770, 486170, 1993297, 3986594, 9966485, 19932970]

約数ペア:

[(1, 19932970), (2, 9966485), (5, 3986594), (10, 1993297), (41, 486170), (61, 326770), (82, 243085), (122, 163385), (205, 97234), (305, 65354), (410, 48617), (610, 32677), (797, 25010), (1594, 12505), (2501, 7970), (3985, 5002)]