19782616

素因数分解:

$2^3\times 7^1\times {\mathrm{457}}^1\times {\mathrm{773}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 42539040

約数和(自身を除く): 22756424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 457, 773, 914, 1546, 1828, 3092, 3199, 3656, 5411, 6184, 6398, 10822, 12796, 21644, 25592, 43288, 353261, 706522, 1413044, 2472827, 2826088, 4945654, 9891308, 19782616]

約数ペア:

[(1, 19782616), (2, 9891308), (4, 4945654), (7, 2826088), (8, 2472827), (14, 1413044), (28, 706522), (56, 353261), (457, 43288), (773, 25592), (914, 21644), (1546, 12796), (1828, 10822), (3092, 6398), (3199, 6184), (3656, 5411)]