19839170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 41803776

約数和(自身を除く): 21964606

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 47, 65, 85, 94, 130, 170, 191, 221, 235, 382, 442, 470, 611, 799, 955, 1105, 1222, 1598, 1910, 2210, 2483, 3055, 3247, 3995, 4966, 6110, 6494, 7990, 8977, 10387, 12415, 16235, 17954, 20774, 24830, 32470, 42211, 44885, 51935, 84422, 89770, 103870, 116701, 152609, 211055, 233402, 305218, 422110, 583505, 763045, 1167010, 1526090, 1983917, 3967834, 9919585, 19839170]

約数ペア:

[(1, 19839170), (2, 9919585), (5, 3967834), (10, 1983917), (13, 1526090), (17, 1167010), (26, 763045), (34, 583505), (47, 422110), (65, 305218), (85, 233402), (94, 211055), (130, 152609), (170, 116701), (191, 103870), (221, 89770), (235, 84422), (382, 51935), (442, 44885), (470, 42211), (611, 32470), (799, 24830), (955, 20774), (1105, 17954), (1222, 16235), (1598, 12415), (1910, 10387), (2210, 8977), (2483, 7990), (3055, 6494), (3247, 6110), (3995, 4966)]