20348726636

素因数分解:

$2^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{617}}^1\times {\mathrm{2459}}^1$

素因数の和:3566

約数の個数: 48

約数和(自身を含む): 40865126400

約数和(自身を除く): 20516399764

約数列:

[1, 2, 4, 7, 14, 28, 479, 617, 958, 1234, 1916, 2459, 2468, 3353, 4319, 4918, 6706, 8638, 9836, 13412, 17213, 17276, 34426, 68852, 295543, 591086, 1177861, 1182172, 1517203, 2068801, 2355722, 3034406, 4137602, 4711444, 6068812, 8245027, 8275204, 10620421, 16490054, 21240842, 32980108, 42481684, 726740237, 1453480474, 2906960948, 5087181659, 10174363318, 20348726636]

約数ペア:

[(1, 20348726636), (2, 10174363318), (4, 5087181659), (7, 2906960948), (14, 1453480474), (28, 726740237), (479, 42481684), (617, 32980108), (958, 21240842), (1234, 16490054), (1916, 10620421), (2459, 8275204), (2468, 8245027), (3353, 6068812), (4319, 4711444), (4918, 4137602), (6706, 3034406), (8638, 2355722), (9836, 2068801), (13412, 1517203), (17213, 1182172), (17276, 1177861), (34426, 591086), (68852, 295543)]