19661208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3163}}^1$

素因数の和:3216

約数の個数: 64

約数和(自身を含む): 57711360

約数和(自身を除く): 38050152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 3163, 6216, 6326, 9489, 12652, 18978, 22141, 25304, 37956, 44282, 66423, 75912, 88564, 117031, 132846, 177128, 234062, 265692, 351093, 468124, 531384, 702186, 819217, 936248, 1404372, 1638434, 2457651, 2808744, 3276868, 4915302, 6553736, 9830604, 19661208]

約数ペア:

[(1, 19661208), (2, 9830604), (3, 6553736), (4, 4915302), (6, 3276868), (7, 2808744), (8, 2457651), (12, 1638434), (14, 1404372), (21, 936248), (24, 819217), (28, 702186), (37, 531384), (42, 468124), (56, 351093), (74, 265692), (84, 234062), (111, 177128), (148, 132846), (168, 117031), (222, 88564), (259, 75912), (296, 66423), (444, 44282), (518, 37956), (777, 25304), (888, 22141), (1036, 18978), (1554, 12652), (2072, 9489), (3108, 6326), (3163, 6216)]