20943435

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 34854912

約数和(自身を除く): 13911477

約数列:

[1, 3, 5, 15, 47, 61, 141, 183, 235, 305, 487, 705, 915, 1461, 2435, 2867, 7305, 8601, 14335, 22889, 29707, 43005, 68667, 89121, 114445, 148535, 343335, 445605, 1396229, 4188687, 6981145, 20943435]

約数ペア:

[(1, 20943435), (3, 6981145), (5, 4188687), (15, 1396229), (47, 445605), (61, 343335), (141, 148535), (183, 114445), (235, 89121), (305, 68667), (487, 43005), (705, 29707), (915, 22889), (1461, 14335), (2435, 8601), (2867, 7305)]