19685896

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1601}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 38928600

約数和(自身を除く): 19242704

約数列:

[1, 2, 4, 8, 29, 53, 58, 106, 116, 212, 232, 424, 1537, 1601, 3074, 3202, 6148, 6404, 12296, 12808, 46429, 84853, 92858, 169706, 185716, 339412, 371432, 678824, 2460737, 4921474, 9842948, 19685896]

約数ペア:

[(1, 19685896), (2, 9842948), (4, 4921474), (8, 2460737), (29, 678824), (53, 371432), (58, 339412), (106, 185716), (116, 169706), (212, 92858), (232, 84853), (424, 46429), (1537, 12808), (1601, 12296), (3074, 6404), (3202, 6148)]