20738928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61723}}^1$

素因数の和:61741

約数の個数: 40

約数和(自身を含む): 61230208

約数和(自身を除く): 40491280

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 61723, 123446, 185169, 246892, 370338, 432061, 493784, 740676, 864122, 987568, 1296183, 1481352, 1728244, 2592366, 2962704, 3456488, 5184732, 6912976, 10369464, 20738928]

約数ペア:

[(1, 20738928), (2, 10369464), (3, 6912976), (4, 5184732), (6, 3456488), (7, 2962704), (8, 2592366), (12, 1728244), (14, 1481352), (16, 1296183), (21, 987568), (24, 864122), (28, 740676), (42, 493784), (48, 432061), (56, 370338), (84, 246892), (112, 185169), (168, 123446), (336, 61723)]