20161576496

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1723801}}^1$

素因数の和:1723869

約数の個数: 40

約数和(自身を含む): 42322786704

約数和(自身を除く): 22161210208

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 1462, 2924, 5848, 11696, 1723801, 3447602, 6895204, 13790408, 27580816, 29304617, 58609234, 74123443, 117218468, 148246886, 234436936, 296493772, 468873872, 592987544, 1185975088, 1260098531, 2520197062, 5040394124, 10080788248, 20161576496]

約数ペア:

[(1, 20161576496), (2, 10080788248), (4, 5040394124), (8, 2520197062), (16, 1260098531), (17, 1185975088), (34, 592987544), (43, 468873872), (68, 296493772), (86, 234436936), (136, 148246886), (172, 117218468), (272, 74123443), (344, 58609234), (688, 29304617), (731, 27580816), (1462, 13790408), (2924, 6895204), (5848, 3447602), (11696, 1723801)]