19420212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4919}}^1$

素因数の和:4980

約数の個数: 48

約数和(自身を含む): 52899840

約数和(自身を除く): 33479628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 4919, 9838, 14757, 19676, 29514, 34433, 59028, 68866, 103299, 137732, 206598, 231193, 413196, 462386, 693579, 924772, 1387158, 1618351, 2774316, 3236702, 4855053, 6473404, 9710106, 19420212]

約数ペア:

[(1, 19420212), (2, 9710106), (3, 6473404), (4, 4855053), (6, 3236702), (7, 2774316), (12, 1618351), (14, 1387158), (21, 924772), (28, 693579), (42, 462386), (47, 413196), (84, 231193), (94, 206598), (141, 137732), (188, 103299), (282, 68866), (329, 59028), (564, 34433), (658, 29514), (987, 19676), (1316, 14757), (1974, 9838), (3948, 4919)]