19384777153

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{1997}}^1$

素因数の和:2342

約数の個数: 48

約数和(自身を含む): 24533777664

約数和(自身を除く): 5149000511

約数列:

[1, 7, 17, 43, 49, 119, 271, 301, 731, 833, 1897, 1997, 2107, 4607, 5117, 11653, 13279, 13979, 32249, 33949, 35819, 81571, 85871, 97853, 198101, 225743, 237643, 541187, 570997, 601097, 1386707, 1459807, 1663501, 3788309, 4207679, 9200179, 9706949, 10218649, 23271041, 26518163, 64401253, 71530543, 162897287, 395607697, 450808771, 1140281009, 2769253879, 19384777153]

約数ペア:

[(1, 19384777153), (7, 2769253879), (17, 1140281009), (43, 450808771), (49, 395607697), (119, 162897287), (271, 71530543), (301, 64401253), (731, 26518163), (833, 23271041), (1897, 10218649), (1997, 9706949), (2107, 9200179), (4607, 4207679), (5117, 3788309), (11653, 1663501), (13279, 1459807), (13979, 1386707), (32249, 601097), (33949, 570997), (35819, 541187), (81571, 237643), (85871, 225743), (97853, 198101)]