20155435

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{607}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 25171200

約数和(自身を除く): 5015765

約数列:

[1, 5, 29, 145, 229, 607, 1145, 3035, 6641, 17603, 33205, 88015, 139003, 695015, 4031087, 20155435]

約数ペア:

[(1, 20155435), (5, 4031087), (29, 695015), (145, 139003), (229, 88015), (607, 33205), (1145, 17603), (3035, 6641)]