19277979

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 11687781

約数列:

[1, 3, 7, 21, 23, 69, 161, 167, 239, 483, 501, 717, 1169, 1673, 3507, 3841, 5019, 5497, 11523, 16491, 26887, 38479, 39913, 80661, 115437, 119739, 279391, 838173, 917999, 2753997, 6425993, 19277979]

約数ペア:

[(1, 19277979), (3, 6425993), (7, 2753997), (21, 917999), (23, 838173), (69, 279391), (161, 119739), (167, 115437), (239, 80661), (483, 39913), (501, 38479), (717, 26887), (1169, 16491), (1673, 11523), (3507, 5497), (3841, 5019)]