16985721648

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{179903}}^1$

素因数の和:180202

約数の個数: 80

約数和(自身を含む): 50327064576

約数和(自身を除く): 33341342928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 281, 336, 562, 843, 1124, 1686, 1967, 2248, 3372, 3934, 4496, 5901, 6744, 7868, 11802, 13488, 15736, 23604, 31472, 47208, 94416, 179903, 359806, 539709, 719612, 1079418, 1259321, 1439224, 2158836, 2518642, 2878448, 3777963, 4317672, 5037284, 7555926, 8635344, 10074568, 15111852, 20149136, 30223704, 50552743, 60447408, 101105486, 151658229, 202210972, 303316458, 353869201, 404421944, 606632916, 707738402, 808843888, 1061607603, 1213265832, 1415476804, 2123215206, 2426531664, 2830953608, 4246430412, 5661907216, 8492860824, 16985721648]

約数ペア:

[(1, 16985721648), (2, 8492860824), (3, 5661907216), (4, 4246430412), (6, 2830953608), (7, 2426531664), (8, 2123215206), (12, 1415476804), (14, 1213265832), (16, 1061607603), (21, 808843888), (24, 707738402), (28, 606632916), (42, 404421944), (48, 353869201), (56, 303316458), (84, 202210972), (112, 151658229), (168, 101105486), (281, 60447408), (336, 50552743), (562, 30223704), (843, 20149136), (1124, 15111852), (1686, 10074568), (1967, 8635344), (2248, 7555926), (3372, 5037284), (3934, 4317672), (4496, 3777963), (5901, 2878448), (6744, 2518642), (7868, 2158836), (11802, 1439224), (13488, 1259321), (15736, 1079418), (23604, 719612), (31472, 539709), (47208, 359806), (94416, 179903)]