16957976

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 22440424

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 47, 56, 68, 94, 119, 136, 188, 238, 329, 376, 379, 476, 658, 758, 799, 952, 1316, 1516, 1598, 2632, 2653, 3032, 3196, 5306, 5593, 6392, 6443, 10612, 11186, 12886, 17813, 21224, 22372, 25772, 35626, 44744, 45101, 51544, 71252, 90202, 124691, 142504, 180404, 249382, 302821, 360808, 498764, 605642, 997528, 1211284, 2119747, 2422568, 4239494, 8478988, 16957976]

約数ペア:

[(1, 16957976), (2, 8478988), (4, 4239494), (7, 2422568), (8, 2119747), (14, 1211284), (17, 997528), (28, 605642), (34, 498764), (47, 360808), (56, 302821), (68, 249382), (94, 180404), (119, 142504), (136, 124691), (188, 90202), (238, 71252), (329, 51544), (376, 45101), (379, 44744), (476, 35626), (658, 25772), (758, 22372), (799, 21224), (952, 17813), (1316, 12886), (1516, 11186), (1598, 10612), (2632, 6443), (2653, 6392), (3032, 5593), (3196, 5306)]