20177839962

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1442717}}^1$

素因数の和:1442772

約数の個数: 64

約数和(自身を含む): 52630352640

約数和(自身を除く): 32452512678

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 111, 126, 189, 222, 259, 333, 378, 518, 666, 777, 999, 1554, 1998, 2331, 4662, 6993, 13986, 1442717, 2885434, 4328151, 8656302, 10099019, 12984453, 20198038, 25968906, 30297057, 38953359, 53380529, 60594114, 77906718, 90891171, 106761058, 160141587, 181782342, 272673513, 320283174, 373663703, 480424761, 545347026, 747327406, 960849522, 1120991109, 1441274283, 2241982218, 2882548566, 3362973327, 6725946654, 10088919981, 20177839962]

約数ペア:

[(1, 20177839962), (2, 10088919981), (3, 6725946654), (6, 3362973327), (7, 2882548566), (9, 2241982218), (14, 1441274283), (18, 1120991109), (21, 960849522), (27, 747327406), (37, 545347026), (42, 480424761), (54, 373663703), (63, 320283174), (74, 272673513), (111, 181782342), (126, 160141587), (189, 106761058), (222, 90891171), (259, 77906718), (333, 60594114), (378, 53380529), (518, 38953359), (666, 30297057), (777, 25968906), (999, 20198038), (1554, 12984453), (1998, 10099019), (2331, 8656302), (4662, 4328151), (6993, 2885434), (13986, 1442717)]