19722294

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 44396352

約数和(自身を除く): 24674058

約数列:

[1, 2, 3, 6, 9, 18, 43, 83, 86, 129, 166, 249, 258, 307, 387, 498, 614, 747, 774, 921, 1494, 1842, 2763, 3569, 5526, 7138, 10707, 13201, 21414, 25481, 26402, 32121, 39603, 50962, 64242, 76443, 79206, 118809, 152886, 229329, 237618, 458658, 1095683, 2191366, 3287049, 6574098, 9861147, 19722294]

約数ペア:

[(1, 19722294), (2, 9861147), (3, 6574098), (6, 3287049), (9, 2191366), (18, 1095683), (43, 458658), (83, 237618), (86, 229329), (129, 152886), (166, 118809), (249, 79206), (258, 76443), (307, 64242), (387, 50962), (498, 39603), (614, 32121), (747, 26402), (774, 25481), (921, 21414), (1494, 13201), (1842, 10707), (2763, 7138), (3569, 5526)]