20436612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1091}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 54792192

約数和(自身を除く): 34355580

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 223, 446, 669, 892, 1091, 1338, 1561, 2182, 2676, 3122, 3273, 4364, 4683, 6244, 6546, 7637, 9366, 13092, 15274, 18732, 22911, 30548, 45822, 91644, 243293, 486586, 729879, 973172, 1459758, 1703051, 2919516, 3406102, 5109153, 6812204, 10218306, 20436612]

約数ペア:

[(1, 20436612), (2, 10218306), (3, 6812204), (4, 5109153), (6, 3406102), (7, 2919516), (12, 1703051), (14, 1459758), (21, 973172), (28, 729879), (42, 486586), (84, 243293), (223, 91644), (446, 45822), (669, 30548), (892, 22911), (1091, 18732), (1338, 15274), (1561, 13092), (2182, 9366), (2676, 7637), (3122, 6546), (3273, 6244), (4364, 4683)]