20199354117

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{54547}}^1$

素因数の和:54757

約数の個数: 32

約数和(自身を含む): 29267402112

約数和(自身を除く): 9068047995

約数列:

[1, 3, 17, 51, 53, 137, 159, 411, 901, 2329, 2703, 6987, 7261, 21783, 54547, 123437, 163641, 370311, 927299, 2781897, 2890991, 7472939, 8672973, 22418817, 49146847, 127039963, 147440541, 381119889, 396065767, 1188197301, 6733118039, 20199354117]

約数ペア:

[(1, 20199354117), (3, 6733118039), (17, 1188197301), (51, 396065767), (53, 381119889), (137, 147440541), (159, 127039963), (411, 49146847), (901, 22418817), (2329, 8672973), (2703, 7472939), (6987, 2890991), (7261, 2781897), (21783, 927299), (54547, 370311), (123437, 163641)]