19157830

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1973}}^1$

素因数の和:2951

約数の個数: 16

約数和(自身を含む): 34537104

約数和(自身を除く): 15379274

約数列:

[1, 2, 5, 10, 971, 1942, 1973, 3946, 4855, 9710, 9865, 19730, 1915783, 3831566, 9578915, 19157830]

約数ペア:

[(1, 19157830), (2, 9578915), (5, 3831566), (10, 1915783), (971, 19730), (1942, 9865), (1973, 9710), (3946, 4855)]