19128736

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1753}}^1$

素因数の和:1805

約数の個数: 48

約数和(自身を含む): 42432768

約数和(自身を除く): 23304032

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 124, 176, 248, 341, 352, 496, 682, 992, 1364, 1753, 2728, 3506, 5456, 7012, 10912, 14024, 19283, 28048, 38566, 54343, 56096, 77132, 108686, 154264, 217372, 308528, 434744, 597773, 617056, 869488, 1195546, 1738976, 2391092, 4782184, 9564368, 19128736]

約数ペア:

[(1, 19128736), (2, 9564368), (4, 4782184), (8, 2391092), (11, 1738976), (16, 1195546), (22, 869488), (31, 617056), (32, 597773), (44, 434744), (62, 308528), (88, 217372), (124, 154264), (176, 108686), (248, 77132), (341, 56096), (352, 54343), (496, 38566), (682, 28048), (992, 19283), (1364, 14024), (1753, 10912), (2728, 7012), (3506, 5456)]