19156988851

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3853}}^1\times {\mathrm{4967}}^1$

素因数の和:8851

約数の個数: 32

約数和(自身を含む): 25733127168

約数和(自身を除く): 6576138317

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 3853, 4967, 26971, 34769, 42383, 50089, 54637, 64571, 296681, 350623, 382459, 451997, 550979, 710281, 3856853, 4971967, 19137851, 133964957, 210516361, 248792063, 1473614527, 1741544441, 2736712693, 19156988851]

約数ペア:

[(1, 19156988851), (7, 2736712693), (11, 1741544441), (13, 1473614527), (77, 248792063), (91, 210516361), (143, 133964957), (1001, 19137851), (3853, 4971967), (4967, 3856853), (26971, 710281), (34769, 550979), (42383, 451997), (50089, 382459), (54637, 350623), (64571, 296681)]