18744171156

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{209189}}^1$

素因数の和:209349

約数の個数: 72

約数和(自身を含む): 50255805600

約数和(自身を除く): 31511634444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 131, 171, 228, 262, 342, 393, 524, 684, 786, 1179, 1572, 2358, 2489, 4716, 4978, 7467, 9956, 14934, 22401, 29868, 44802, 89604, 209189, 418378, 627567, 836756, 1255134, 1882701, 2510268, 3765402, 3974591, 7530804, 7949182, 11923773, 15898364, 23847546, 27403759, 35771319, 47695092, 54807518, 71542638, 82211277, 109615036, 143085276, 164422554, 246633831, 328845108, 493267662, 520671421, 986535324, 1041342842, 1562014263, 2082685684, 3124028526, 4686042789, 6248057052, 9372085578, 18744171156]

約数ペア:

[(1, 18744171156), (2, 9372085578), (3, 6248057052), (4, 4686042789), (6, 3124028526), (9, 2082685684), (12, 1562014263), (18, 1041342842), (19, 986535324), (36, 520671421), (38, 493267662), (57, 328845108), (76, 246633831), (114, 164422554), (131, 143085276), (171, 109615036), (228, 82211277), (262, 71542638), (342, 54807518), (393, 47695092), (524, 35771319), (684, 27403759), (786, 23847546), (1179, 15898364), (1572, 11923773), (2358, 7949182), (2489, 7530804), (4716, 3974591), (4978, 3765402), (7467, 2510268), (9956, 1882701), (14934, 1255134), (22401, 836756), (29868, 627567), (44802, 418378), (89604, 209189)]