1048651856

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{71473}}^1$

素因数の和:71619

約数の個数: 40

約数和(自身を含む): 2339772864

約数和(自身を除く): 1291121008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1834, 2096, 3668, 7336, 14672, 71473, 142946, 285892, 500311, 571784, 1000622, 1143568, 2001244, 4002488, 8004976, 9362963, 18725926, 37451852, 65540741, 74903704, 131081482, 149807408, 262162964, 524325928, 1048651856]

約数ペア:

[(1, 1048651856), (2, 524325928), (4, 262162964), (7, 149807408), (8, 131081482), (14, 74903704), (16, 65540741), (28, 37451852), (56, 18725926), (112, 9362963), (131, 8004976), (262, 4002488), (524, 2001244), (917, 1143568), (1048, 1000622), (1834, 571784), (2096, 500311), (3668, 285892), (7336, 142946), (14672, 71473)]