19749664

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2953}}^1$

素因数の和:2993

約数の個数: 48

約数和(自身を含む): 44664480

約数和(自身を除く): 24914816

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 2953, 3344, 5906, 6688, 11812, 23624, 32483, 47248, 56107, 64966, 94496, 112214, 129932, 224428, 259864, 448856, 519728, 617177, 897712, 1039456, 1234354, 1795424, 2468708, 4937416, 9874832, 19749664]

約数ペア:

[(1, 19749664), (2, 9874832), (4, 4937416), (8, 2468708), (11, 1795424), (16, 1234354), (19, 1039456), (22, 897712), (32, 617177), (38, 519728), (44, 448856), (76, 259864), (88, 224428), (152, 129932), (176, 112214), (209, 94496), (304, 64966), (352, 56107), (418, 47248), (608, 32483), (836, 23624), (1672, 11812), (2953, 6688), (3344, 5906)]