19712909205

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3620369}}^1$

素因数の和:3620402

約数の個数: 36

約数和(自身を含む): 37557718380

約数和(自身を除く): 17844809175

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 5445, 3620369, 10861107, 18101845, 32583321, 39824059, 54305535, 119472177, 162916605, 199120295, 358416531, 438064649, 597360885, 1314193947, 1792082655, 2190323245, 3942581841, 6570969735, 19712909205]

約数ペア:

[(1, 19712909205), (3, 6570969735), (5, 3942581841), (9, 2190323245), (11, 1792082655), (15, 1314193947), (33, 597360885), (45, 438064649), (55, 358416531), (99, 199120295), (121, 162916605), (165, 119472177), (363, 54305535), (495, 39824059), (605, 32583321), (1089, 18101845), (1815, 10861107), (5445, 3620369)]