19707105

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1439}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 15129375

約数列:

[1, 3, 5, 11, 15, 33, 55, 83, 165, 249, 415, 913, 1245, 1439, 2739, 4317, 4565, 7195, 13695, 15829, 21585, 47487, 79145, 119437, 237435, 358311, 597185, 1313807, 1791555, 3941421, 6569035, 19707105]

約数ペア:

[(1, 19707105), (3, 6569035), (5, 3941421), (11, 1791555), (15, 1313807), (33, 597185), (55, 358311), (83, 237435), (165, 119437), (249, 79145), (415, 47487), (913, 21585), (1245, 15829), (1439, 13695), (2739, 7195), (4317, 4565)]