19780488

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3019}}^1$

素因数の和:3051

約数の個数: 96

約数和(自身を含む): 65956800

約数和(自身を除く): 46176312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3019, 3276, 6038, 6552, 9057, 12076, 18114, 21133, 24152, 27171, 36228, 39247, 42266, 54342, 63399, 72456, 78494, 84532, 108684, 117741, 126798, 156988, 169064, 190197, 217368, 235482, 253596, 274729, 313976, 353223, 380394, 470964, 507192, 549458, 706446, 760788, 824187, 941928, 1098916, 1412892, 1521576, 1648374, 2197832, 2472561, 2825784, 3296748, 4945122, 6593496, 9890244, 19780488]

約数ペア:

[(1, 19780488), (2, 9890244), (3, 6593496), (4, 4945122), (6, 3296748), (7, 2825784), (8, 2472561), (9, 2197832), (12, 1648374), (13, 1521576), (14, 1412892), (18, 1098916), (21, 941928), (24, 824187), (26, 760788), (28, 706446), (36, 549458), (39, 507192), (42, 470964), (52, 380394), (56, 353223), (63, 313976), (72, 274729), (78, 253596), (84, 235482), (91, 217368), (104, 190197), (117, 169064), (126, 156988), (156, 126798), (168, 117741), (182, 108684), (234, 84532), (252, 78494), (273, 72456), (312, 63399), (364, 54342), (468, 42266), (504, 39247), (546, 36228), (728, 27171), (819, 24152), (936, 21133), (1092, 18114), (1638, 12076), (2184, 9057), (3019, 6552), (3276, 6038)]