20939016

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5419}}^1$

素因数の和:5458

約数の個数: 64

約数和(自身を含む): 62438400

約数和(自身を除く): 41499384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 5419, 10838, 16257, 21676, 32514, 37933, 43352, 65028, 75866, 113799, 124637, 130056, 151732, 227598, 249274, 303464, 373911, 455196, 498548, 747822, 872459, 910392, 997096, 1495644, 1744918, 2617377, 2991288, 3489836, 5234754, 6979672, 10469508, 20939016]

約数ペア:

[(1, 20939016), (2, 10469508), (3, 6979672), (4, 5234754), (6, 3489836), (7, 2991288), (8, 2617377), (12, 1744918), (14, 1495644), (21, 997096), (23, 910392), (24, 872459), (28, 747822), (42, 498548), (46, 455196), (56, 373911), (69, 303464), (84, 249274), (92, 227598), (138, 151732), (161, 130056), (168, 124637), (184, 113799), (276, 75866), (322, 65028), (483, 43352), (552, 37933), (644, 32514), (966, 21676), (1288, 16257), (1932, 10838), (3864, 5419)]