18855135

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 35590464

約数和(自身を除く): 16735329

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 167, 193, 195, 501, 579, 585, 835, 965, 1503, 1737, 2171, 2505, 2509, 2895, 6513, 7515, 7527, 8685, 10855, 12545, 19539, 22581, 32231, 32565, 37635, 96693, 97695, 112905, 161155, 290079, 419003, 483465, 1257009, 1450395, 2095015, 3771027, 6285045, 18855135]

約数ペア:

[(1, 18855135), (3, 6285045), (5, 3771027), (9, 2095015), (13, 1450395), (15, 1257009), (39, 483465), (45, 419003), (65, 290079), (117, 161155), (167, 112905), (193, 97695), (195, 96693), (501, 37635), (579, 32565), (585, 32231), (835, 22581), (965, 19539), (1503, 12545), (1737, 10855), (2171, 8685), (2505, 7527), (2509, 7515), (2895, 6513)]