19691399530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1409549}}^1$

素因数の和:1409694

約数の個数: 32

約数和(自身を含む): 38971238400

約数和(自身を除く): 19279838870

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 1270, 1397, 2794, 6985, 13970, 1409549, 2819098, 7047745, 14095490, 15505039, 31010078, 77525195, 155050390, 179012723, 358025446, 895063615, 1790127230, 1969139953, 3938279906, 9845699765, 19691399530]

約数ペア:

[(1, 19691399530), (2, 9845699765), (5, 3938279906), (10, 1969139953), (11, 1790127230), (22, 895063615), (55, 358025446), (110, 179012723), (127, 155050390), (254, 77525195), (635, 31010078), (1270, 15505039), (1397, 14095490), (2794, 7047745), (6985, 2819098), (13970, 1409549)]