20013252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2677}}^1$

素因数の和:2780

約数の個数: 48

約数和(自身を含む): 53988480

約数和(自身を除く): 33975228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 2677, 3738, 5354, 7476, 8031, 10708, 16062, 18739, 32124, 37478, 56217, 74956, 112434, 224868, 238253, 476506, 714759, 953012, 1429518, 1667771, 2859036, 3335542, 5003313, 6671084, 10006626, 20013252]

約数ペア:

[(1, 20013252), (2, 10006626), (3, 6671084), (4, 5003313), (6, 3335542), (7, 2859036), (12, 1667771), (14, 1429518), (21, 953012), (28, 714759), (42, 476506), (84, 238253), (89, 224868), (178, 112434), (267, 74956), (356, 56217), (534, 37478), (623, 32124), (1068, 18739), (1246, 16062), (1869, 10708), (2492, 8031), (2677, 7476), (3738, 5354)]