20100376947

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1\times {\mathrm{17327}}^1$

素因数の和:18867

約数の個数: 32

約数和(自身を含む): 31479846912

約数和(自身を除く): 11379469965

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 1493, 4479, 10451, 17327, 31353, 51981, 55241, 121289, 165723, 363867, 386687, 641099, 1160061, 1923297, 4487693, 13463079, 25869211, 77607633, 181084477, 543253431, 957160807, 2871482421, 6700125649, 20100376947]

約数ペア:

[(1, 20100376947), (3, 6700125649), (7, 2871482421), (21, 957160807), (37, 543253431), (111, 181084477), (259, 77607633), (777, 25869211), (1493, 13463079), (4479, 4487693), (10451, 1923297), (17327, 1160061), (31353, 641099), (51981, 386687), (55241, 363867), (121289, 165723)]