18312788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4243}}^1$

素因数の和:4343

約数の個数: 24

約数和(自身を含む): 34936608

約数和(自身を除く): 16623820

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4243, 4316, 8486, 16972, 55159, 110318, 220636, 352169, 704338, 1408676, 4578197, 9156394, 18312788]

約数ペア:

[(1, 18312788), (2, 9156394), (4, 4578197), (13, 1408676), (26, 704338), (52, 352169), (83, 220636), (166, 110318), (332, 55159), (1079, 16972), (2158, 8486), (4243, 4316)]