19621209088

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{1473949}}^1$

素因数の和:1473982

約数の個数: 44

約数和(自身を含む): 42240459100

約数和(自身を除く): 22619250012

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 6656, 13312, 1473949, 2947898, 5895796, 11791592, 19161337, 23583184, 38322674, 47166368, 76645348, 94332736, 153290696, 188665472, 306581392, 377330944, 613162784, 754661888, 1226325568, 1509323776, 2452651136, 4905302272, 9810604544, 19621209088]

約数ペア:

[(1, 19621209088), (2, 9810604544), (4, 4905302272), (8, 2452651136), (13, 1509323776), (16, 1226325568), (26, 754661888), (32, 613162784), (52, 377330944), (64, 306581392), (104, 188665472), (128, 153290696), (208, 94332736), (256, 76645348), (416, 47166368), (512, 38322674), (832, 23583184), (1024, 19161337), (1664, 11791592), (3328, 5895796), (6656, 2947898), (13312, 1473949)]