20926677368

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{613}}^1\times {\mathrm{2099}}^1$

素因数の和:2844

約数の個数: 64

約数和(自身を含む): 41776560000

約数和(自身を除く): 20849882632

約数列:

[1, 2, 4, 8, 19, 38, 76, 107, 152, 214, 428, 613, 856, 1226, 2033, 2099, 2452, 4066, 4198, 4904, 8132, 8396, 11647, 16264, 16792, 23294, 39881, 46588, 65591, 79762, 93176, 131182, 159524, 224593, 262364, 319048, 449186, 524728, 898372, 1246229, 1286687, 1796744, 2492458, 2573374, 4267267, 4984916, 5146748, 8534534, 9969832, 10293496, 17069068, 24447053, 34138136, 48894106, 97788212, 137675509, 195576424, 275351018, 550702036, 1101404072, 2615834671, 5231669342, 10463338684, 20926677368]

約数ペア:

[(1, 20926677368), (2, 10463338684), (4, 5231669342), (8, 2615834671), (19, 1101404072), (38, 550702036), (76, 275351018), (107, 195576424), (152, 137675509), (214, 97788212), (428, 48894106), (613, 34138136), (856, 24447053), (1226, 17069068), (2033, 10293496), (2099, 9969832), (2452, 8534534), (4066, 5146748), (4198, 4984916), (4904, 4267267), (8132, 2573374), (8396, 2492458), (11647, 1796744), (16264, 1286687), (16792, 1246229), (23294, 898372), (39881, 524728), (46588, 449186), (65591, 319048), (79762, 262364), (93176, 224593), (131182, 159524)]