20131718679

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{577}}^1\times {\mathrm{967}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 30839860480

約数和(自身を除く): 10708141801

約数列:

[1, 3, 9, 19, 57, 171, 211, 577, 633, 967, 1731, 1899, 2901, 4009, 5193, 8703, 10963, 12027, 18373, 32889, 36081, 55119, 98667, 121747, 165357, 204037, 365241, 557959, 612111, 1095723, 1673877, 1836333, 2313193, 3876703, 5021631, 6939579, 10601221, 11630109, 20818737, 31803663, 34890327, 95410989, 117729349, 353188047, 1059564141, 2236857631, 6710572893, 20131718679]

約数ペア:

[(1, 20131718679), (3, 6710572893), (9, 2236857631), (19, 1059564141), (57, 353188047), (171, 117729349), (211, 95410989), (577, 34890327), (633, 31803663), (967, 20818737), (1731, 11630109), (1899, 10601221), (2901, 6939579), (4009, 5021631), (5193, 3876703), (8703, 2313193), (10963, 1836333), (12027, 1673877), (18373, 1095723), (32889, 612111), (36081, 557959), (55119, 365241), (98667, 204037), (121747, 165357)]