20156530626

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{231031}}^1$

素因数の和:231207

約数の個数: 48

約数和(自身を含む): 45195403968

約数和(自身を除く): 25038873342

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 131, 222, 262, 333, 393, 666, 786, 1179, 2358, 4847, 9694, 14541, 29082, 43623, 87246, 231031, 462062, 693093, 1386186, 2079279, 4158558, 8548147, 17096294, 25644441, 30265061, 51288882, 60530122, 76933323, 90795183, 153866646, 181590366, 272385549, 544771098, 1119807257, 2239614514, 3359421771, 6718843542, 10078265313, 20156530626]

約数ペア:

[(1, 20156530626), (2, 10078265313), (3, 6718843542), (6, 3359421771), (9, 2239614514), (18, 1119807257), (37, 544771098), (74, 272385549), (111, 181590366), (131, 153866646), (222, 90795183), (262, 76933323), (333, 60530122), (393, 51288882), (666, 30265061), (786, 25644441), (1179, 17096294), (2358, 8548147), (4847, 4158558), (9694, 2079279), (14541, 1386186), (29082, 693093), (43623, 462062), (87246, 231031)]