18696766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 31868928

約数和(自身を除く): 13172162

約数列:

[1, 2, 11, 22, 37, 74, 103, 206, 223, 407, 446, 814, 1133, 2266, 2453, 3811, 4906, 7622, 8251, 16502, 22969, 41921, 45938, 83842, 90761, 181522, 252659, 505318, 849853, 1699706, 9348383, 18696766]

約数ペア:

[(1, 18696766), (2, 9348383), (11, 1699706), (22, 849853), (37, 505318), (74, 252659), (103, 181522), (206, 90761), (223, 83842), (407, 45938), (446, 41921), (814, 22969), (1133, 16502), (2266, 8251), (2453, 7622), (3811, 4906)]