18877992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3037}}^1$

素因数の和:3090

約数の個数: 64

約数和(自身を含む): 55413120

約数和(自身を除く): 36535128

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, 3037, 3108, 6074, 6216, 9111, 12148, 18222, 21259, 24296, 36444, 42518, 63777, 72888, 85036, 112369, 127554, 170072, 224738, 255108, 337107, 449476, 510216, 674214, 786583, 898952, 1348428, 1573166, 2359749, 2696856, 3146332, 4719498, 6292664, 9438996, 18877992]

約数ペア:

[(1, 18877992), (2, 9438996), (3, 6292664), (4, 4719498), (6, 3146332), (7, 2696856), (8, 2359749), (12, 1573166), (14, 1348428), (21, 898952), (24, 786583), (28, 674214), (37, 510216), (42, 449476), (56, 337107), (74, 255108), (84, 224738), (111, 170072), (148, 127554), (168, 112369), (222, 85036), (259, 72888), (296, 63777), (444, 42518), (518, 36444), (777, 24296), (888, 21259), (1036, 18222), (1554, 12148), (2072, 9111), (3037, 6216), (3108, 6074)]