19119660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{45523}}^1$

素因数の和:45542

約数の個数: 48

約数和(自身を含む): 61184256

約数和(自身を除く): 42064596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 45523, 91046, 136569, 182092, 227615, 273138, 318661, 455230, 546276, 637322, 682845, 910460, 955983, 1274644, 1365690, 1593305, 1911966, 2731380, 3186610, 3823932, 4779915, 6373220, 9559830, 19119660]

約数ペア:

[(1, 19119660), (2, 9559830), (3, 6373220), (4, 4779915), (5, 3823932), (6, 3186610), (7, 2731380), (10, 1911966), (12, 1593305), (14, 1365690), (15, 1274644), (20, 955983), (21, 910460), (28, 682845), (30, 637322), (35, 546276), (42, 455230), (60, 318661), (70, 273138), (84, 227615), (105, 182092), (140, 136569), (210, 91046), (420, 45523)]