1861320216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{19891}}^1$

素因数の和:20464

約数の個数: 64

約数和(自身を含む): 5327873280

約数和(自身を除く): 3466553064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 557, 1114, 1671, 2228, 3342, 3899, 4456, 6684, 7798, 11697, 13368, 15596, 19891, 23394, 31192, 39782, 46788, 59673, 79564, 93576, 119346, 139237, 159128, 238692, 278474, 417711, 477384, 556948, 835422, 1113896, 1670844, 3341688, 11079287, 22158574, 33237861, 44317148, 66475722, 77555009, 88634296, 132951444, 155110018, 232665027, 265902888, 310220036, 465330054, 620440072, 930660108, 1861320216]

約数ペア:

[(1, 1861320216), (2, 930660108), (3, 620440072), (4, 465330054), (6, 310220036), (7, 265902888), (8, 232665027), (12, 155110018), (14, 132951444), (21, 88634296), (24, 77555009), (28, 66475722), (42, 44317148), (56, 33237861), (84, 22158574), (168, 11079287), (557, 3341688), (1114, 1670844), (1671, 1113896), (2228, 835422), (3342, 556948), (3899, 477384), (4456, 417711), (6684, 278474), (7798, 238692), (11697, 159128), (13368, 139237), (15596, 119346), (19891, 93576), (23394, 79564), (31192, 59673), (39782, 46788)]