20647962

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67477}}^1$

素因数の和:67502

約数の個数: 24

約数和(自身を含む): 47369556

約数和(自身を除く): 26721594

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 67477, 134954, 202431, 404862, 607293, 1147109, 1214586, 2294218, 3441327, 6882654, 10323981, 20647962]

約数ペア:

[(1, 20647962), (2, 10323981), (3, 6882654), (6, 3441327), (9, 2294218), (17, 1214586), (18, 1147109), (34, 607293), (51, 404862), (102, 202431), (153, 134954), (306, 67477)]