19005185499

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{1069}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 28400025600

約数和(自身を除く): 9394840101

約数列:

[1, 3, 19, 23, 57, 69, 71, 191, 213, 437, 573, 1069, 1311, 1349, 1633, 3207, 3629, 4047, 4393, 4899, 10887, 13179, 13561, 20311, 24587, 31027, 40683, 60933, 73761, 75899, 83467, 93081, 204179, 227697, 250401, 257659, 311903, 467153, 612537, 772977, 935709, 1401459, 1442081, 1745677, 3879401, 4326243, 4696117, 5237031, 5926157, 11638203, 14088351, 14496709, 17778471, 33167863, 43490127, 89226223, 99503589, 267678669, 275437471, 333424307, 826312413, 1000272921, 6335061833, 19005185499]

約数ペア:

[(1, 19005185499), (3, 6335061833), (19, 1000272921), (23, 826312413), (57, 333424307), (69, 275437471), (71, 267678669), (191, 99503589), (213, 89226223), (437, 43490127), (573, 33167863), (1069, 17778471), (1311, 14496709), (1349, 14088351), (1633, 11638203), (3207, 5926157), (3629, 5237031), (4047, 4696117), (4393, 4326243), (4899, 3879401), (10887, 1745677), (13179, 1442081), (13561, 1401459), (20311, 935709), (24587, 772977), (31027, 612537), (40683, 467153), (60933, 311903), (73761, 257659), (75899, 250401), (83467, 227697), (93081, 204179)]