20194394085

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1\times {\mathrm{10459}}^1$

素因数の和:10978

約数の個数: 48

約数和(自身を含む): 35422246080

約数和(自身を除く): 15227851995

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 401, 535, 963, 1203, 1605, 2005, 3609, 4815, 6015, 10459, 18045, 31377, 42907, 52295, 94131, 128721, 156885, 214535, 386163, 470655, 643605, 1119113, 1930815, 3357339, 4194059, 5595565, 10072017, 12582177, 16786695, 20970295, 37746531, 50360085, 62910885, 188732655, 448764313, 1346292939, 2243821565, 4038878817, 6731464695, 20194394085]

約数ペア:

[(1, 20194394085), (3, 6731464695), (5, 4038878817), (9, 2243821565), (15, 1346292939), (45, 448764313), (107, 188732655), (321, 62910885), (401, 50360085), (535, 37746531), (963, 20970295), (1203, 16786695), (1605, 12582177), (2005, 10072017), (3609, 5595565), (4815, 4194059), (6015, 3357339), (10459, 1930815), (18045, 1119113), (31377, 643605), (42907, 470655), (52295, 386163), (94131, 214535), (128721, 156885)]