20953314

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 48185280

約数和(自身を除く): 27231966

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 197, 311, 342, 394, 591, 622, 933, 1182, 1773, 1866, 2799, 3546, 3743, 5598, 5909, 7486, 11229, 11818, 17727, 22458, 33687, 35454, 53181, 61267, 67374, 106362, 122534, 183801, 367602, 551403, 1102806, 1164073, 2328146, 3492219, 6984438, 10476657, 20953314]

約数ペア:

[(1, 20953314), (2, 10476657), (3, 6984438), (6, 3492219), (9, 2328146), (18, 1164073), (19, 1102806), (38, 551403), (57, 367602), (114, 183801), (171, 122534), (197, 106362), (311, 67374), (342, 61267), (394, 53181), (591, 35454), (622, 33687), (933, 22458), (1182, 17727), (1773, 11818), (1866, 11229), (2799, 7486), (3546, 5909), (3743, 5598)]