20199492117

素因数分解:

$3^2\times 7^2\times {\mathrm{449}}^1\times {\mathrm{102013}}^1$

素因数の和:102482

約数の個数: 36

約数和(自身を含む): 34016568300

約数和(自身を除く): 13817076183

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 449, 1347, 3143, 4041, 9429, 22001, 28287, 66003, 102013, 198009, 306039, 714091, 918117, 2142273, 4998637, 6426819, 14995911, 44987733, 45803837, 137411511, 320626859, 412234533, 961880577, 2244388013, 2885641731, 6733164039, 20199492117]

約数ペア:

[(1, 20199492117), (3, 6733164039), (7, 2885641731), (9, 2244388013), (21, 961880577), (49, 412234533), (63, 320626859), (147, 137411511), (441, 45803837), (449, 44987733), (1347, 14995911), (3143, 6426819), (4041, 4998637), (9429, 2142273), (22001, 918117), (28287, 714091), (66003, 306039), (102013, 198009)]