20165717637

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{829}}^1\times {\mathrm{1777}}^1$

素因数の和:2644

約数の個数: 60

約数和(自身を含む): 32677310820

約数和(自身を除く): 12511593183

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 351, 507, 829, 1053, 1521, 1777, 2487, 4563, 5331, 7461, 10777, 13689, 15993, 22383, 23101, 32331, 47979, 67149, 69303, 96993, 140101, 143937, 207909, 290979, 300313, 420303, 623727, 872937, 900939, 1260909, 1473133, 1871181, 2702817, 3782727, 4419399, 8108451, 11348181, 13258197, 19150729, 24325353, 39774591, 57452187, 119323773, 172356561, 248959477, 517069683, 746878431, 1551209049, 2240635293, 6721905879, 20165717637]

約数ペア:

[(1, 20165717637), (3, 6721905879), (9, 2240635293), (13, 1551209049), (27, 746878431), (39, 517069683), (81, 248959477), (117, 172356561), (169, 119323773), (351, 57452187), (507, 39774591), (829, 24325353), (1053, 19150729), (1521, 13258197), (1777, 11348181), (2487, 8108451), (4563, 4419399), (5331, 3782727), (7461, 2702817), (10777, 1871181), (13689, 1473133), (15993, 1260909), (22383, 900939), (23101, 872937), (32331, 623727), (47979, 420303), (67149, 300313), (69303, 290979), (96993, 207909), (140101, 143937)]