19578306

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 45256320

約数和(自身を除く): 25678014

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 53, 58, 66, 87, 106, 159, 174, 193, 318, 319, 386, 579, 583, 638, 957, 1158, 1166, 1537, 1749, 1914, 2123, 3074, 3498, 4246, 4611, 5597, 6369, 9222, 10229, 11194, 12738, 16791, 16907, 20458, 30687, 33582, 33814, 50721, 61374, 61567, 101442, 112519, 123134, 184701, 225038, 296641, 337557, 369402, 593282, 675114, 889923, 1779846, 3263051, 6526102, 9789153, 19578306]

約数ペア:

[(1, 19578306), (2, 9789153), (3, 6526102), (6, 3263051), (11, 1779846), (22, 889923), (29, 675114), (33, 593282), (53, 369402), (58, 337557), (66, 296641), (87, 225038), (106, 184701), (159, 123134), (174, 112519), (193, 101442), (318, 61567), (319, 61374), (386, 50721), (579, 33814), (583, 33582), (638, 30687), (957, 20458), (1158, 16907), (1166, 16791), (1537, 12738), (1749, 11194), (1914, 10229), (2123, 9222), (3074, 6369), (3498, 5597), (4246, 4611)]