18942435

素因数分解:

$3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{827}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 32937840

約数和(自身を除く): 13995405

約数列:

[1, 3, 5, 9, 15, 45, 509, 827, 1527, 2481, 2545, 4135, 4581, 7443, 7635, 12405, 22905, 37215, 420943, 1262829, 2104715, 3788487, 6314145, 18942435]

約数ペア:

[(1, 18942435), (3, 6314145), (5, 3788487), (9, 2104715), (15, 1262829), (45, 420943), (509, 37215), (827, 22905), (1527, 12405), (2481, 7635), (2545, 7443), (4135, 4581)]