2018396205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{68899}}^1$

素因数の和:68951

約数の個数: 64

約数和(自身を含む): 4233216000

約数和(自身を除く): 2214819795

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 465, 651, 837, 945, 1085, 1395, 1953, 3255, 4185, 5859, 9765, 29295, 68899, 206697, 344495, 482293, 620091, 1033485, 1446879, 1860273, 2135869, 2411465, 3100455, 4340637, 6407607, 7234395, 9301365, 10679345, 13021911, 14951083, 19222821, 21703185, 32038035, 44853249, 57668463, 65109555, 74755415, 96114105, 134559747, 224266245, 288342315, 403679241, 672798735, 2018396205]

約数ペア:

[(1, 2018396205), (3, 672798735), (5, 403679241), (7, 288342315), (9, 224266245), (15, 134559747), (21, 96114105), (27, 74755415), (31, 65109555), (35, 57668463), (45, 44853249), (63, 32038035), (93, 21703185), (105, 19222821), (135, 14951083), (155, 13021911), (189, 10679345), (217, 9301365), (279, 7234395), (315, 6407607), (465, 4340637), (651, 3100455), (837, 2411465), (945, 2135869), (1085, 1860273), (1395, 1446879), (1953, 1033485), (3255, 620091), (4185, 482293), (5859, 344495), (9765, 206697), (29295, 68899)]