20120573433

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{16979}}^1$

素因数の和:17321

約数の個数: 32

約数和(自身を含む): 28387843200

約数和(自身を除く): 8267269767

約数列:

[1, 3, 29, 53, 87, 159, 257, 771, 1537, 4611, 7453, 13621, 16979, 22359, 40863, 50937, 395009, 492391, 899887, 1185027, 1477173, 2699661, 4363603, 13090809, 26096723, 78290169, 126544487, 231270959, 379633461, 693812877, 6706857811, 20120573433]

約数ペア:

[(1, 20120573433), (3, 6706857811), (29, 693812877), (53, 379633461), (87, 231270959), (159, 126544487), (257, 78290169), (771, 26096723), (1537, 13090809), (4611, 4363603), (7453, 2699661), (13621, 1477173), (16979, 1185027), (22359, 899887), (40863, 492391), (50937, 395009)]