19458516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21059}}^1$

素因数の和:21084

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 37150764

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 21059, 42118, 63177, 84236, 126354, 147413, 231649, 252708, 294826, 442239, 463298, 589652, 694947, 884478, 926596, 1389894, 1621543, 1768956, 2779788, 3243086, 4864629, 6486172, 9729258, 19458516]

約数ペア:

[(1, 19458516), (2, 9729258), (3, 6486172), (4, 4864629), (6, 3243086), (7, 2779788), (11, 1768956), (12, 1621543), (14, 1389894), (21, 926596), (22, 884478), (28, 694947), (33, 589652), (42, 463298), (44, 442239), (66, 294826), (77, 252708), (84, 231649), (132, 147413), (154, 126354), (231, 84236), (308, 63177), (462, 42118), (924, 21059)]