19944804

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2477}}^1$

素因数の和:2556

約数の個数: 48

約数和(自身を含む): 51621696

約数和(自身を除く): 31676892

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 61, 66, 122, 132, 183, 244, 366, 671, 732, 1342, 2013, 2477, 2684, 4026, 4954, 7431, 8052, 9908, 14862, 27247, 29724, 54494, 81741, 108988, 151097, 163482, 302194, 326964, 453291, 604388, 906582, 1662067, 1813164, 3324134, 4986201, 6648268, 9972402, 19944804]

約数ペア:

[(1, 19944804), (2, 9972402), (3, 6648268), (4, 4986201), (6, 3324134), (11, 1813164), (12, 1662067), (22, 906582), (33, 604388), (44, 453291), (61, 326964), (66, 302194), (122, 163482), (132, 151097), (183, 108988), (244, 81741), (366, 54494), (671, 29724), (732, 27247), (1342, 14862), (2013, 9908), (2477, 8052), (2684, 7431), (4026, 4954)]