19120712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4969}}^1$

素因数の和:5025

約数の個数: 32

約数和(自身を含む): 39660600

約数和(自身を除く): 20539888

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 4969, 9938, 19876, 39752, 64597, 129194, 183853, 258388, 367706, 516776, 735412, 1470824, 2390089, 4780178, 9560356, 19120712]

約数ペア:

[(1, 19120712), (2, 9560356), (4, 4780178), (8, 2390089), (13, 1470824), (26, 735412), (37, 516776), (52, 367706), (74, 258388), (104, 183853), (148, 129194), (296, 64597), (481, 39752), (962, 19876), (1924, 9938), (3848, 4969)]