19043948

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^3\times {\mathrm{73}}^1$

素因数の和:124

約数の個数: 72

約数和(自身を含む): 43226064

約数和(自身を除く): 24182116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 73, 77, 98, 121, 146, 154, 196, 242, 292, 308, 484, 511, 539, 803, 847, 1022, 1078, 1331, 1606, 1694, 2044, 2156, 2662, 3212, 3388, 3577, 5324, 5621, 5929, 7154, 8833, 9317, 11242, 11858, 14308, 17666, 18634, 22484, 23716, 35332, 37268, 39347, 61831, 65219, 78694, 97163, 123662, 130438, 157388, 194326, 247324, 260876, 388652, 432817, 680141, 865634, 1360282, 1731268, 2720564, 4760987, 9521974, 19043948]

約数ペア:

[(1, 19043948), (2, 9521974), (4, 4760987), (7, 2720564), (11, 1731268), (14, 1360282), (22, 865634), (28, 680141), (44, 432817), (49, 388652), (73, 260876), (77, 247324), (98, 194326), (121, 157388), (146, 130438), (154, 123662), (196, 97163), (242, 78694), (292, 65219), (308, 61831), (484, 39347), (511, 37268), (539, 35332), (803, 23716), (847, 22484), (1022, 18634), (1078, 17666), (1331, 14308), (1606, 11858), (1694, 11242), (2044, 9317), (2156, 8833), (2662, 7154), (3212, 5929), (3388, 5621), (3577, 5324)]