18824722

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 34604928

約数和(自身を除く): 15780206

約数列:

[1, 2, 7, 14, 47, 49, 61, 67, 94, 98, 122, 134, 329, 427, 469, 658, 854, 938, 2303, 2867, 2989, 3149, 3283, 4087, 4606, 5734, 5978, 6298, 6566, 8174, 20069, 22043, 28609, 40138, 44086, 57218, 140483, 154301, 192089, 200263, 280966, 308602, 384178, 400526, 1344623, 2689246, 9412361, 18824722]

約数ペア:

[(1, 18824722), (2, 9412361), (7, 2689246), (14, 1344623), (47, 400526), (49, 384178), (61, 308602), (67, 280966), (94, 200263), (98, 192089), (122, 154301), (134, 140483), (329, 57218), (427, 44086), (469, 40138), (658, 28609), (854, 22043), (938, 20069), (2303, 8174), (2867, 6566), (2989, 6298), (3149, 5978), (3283, 5734), (4087, 4606)]