18450938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1193}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 32667840

約数和(自身を除く): 14216902

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 407, 418, 703, 814, 1193, 1406, 2386, 7733, 13123, 15466, 22667, 26246, 44141, 45334, 88282, 249337, 485551, 498674, 838679, 971102, 1677358, 9225469, 18450938]

約数ペア:

[(1, 18450938), (2, 9225469), (11, 1677358), (19, 971102), (22, 838679), (37, 498674), (38, 485551), (74, 249337), (209, 88282), (407, 45334), (418, 44141), (703, 26246), (814, 22667), (1193, 15466), (1406, 13123), (2386, 7733)]