19660219155

素因数分解:

$3^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{184577}}^1$

素因数の和:184857

約数の個数: 40

約数和(自身を含む): 35376957792

約数和(自身を除く): 15716738637

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 263, 405, 789, 1315, 2367, 3945, 7101, 11835, 21303, 35505, 106515, 184577, 553731, 922885, 1661193, 2768655, 4983579, 8305965, 14950737, 24917895, 48543751, 74753685, 145631253, 242718755, 436893759, 728156265, 1310681277, 2184468795, 3932043831, 6553406385, 19660219155]

約数ペア:

[(1, 19660219155), (3, 6553406385), (5, 3932043831), (9, 2184468795), (15, 1310681277), (27, 728156265), (45, 436893759), (81, 242718755), (135, 145631253), (263, 74753685), (405, 48543751), (789, 24917895), (1315, 14950737), (2367, 8305965), (3945, 4983579), (7101, 2768655), (11835, 1661193), (21303, 922885), (35505, 553731), (106515, 184577)]