2017768256

素因数分解:

$2^6\times 7^2\times {\mathrm{643421}}^1$

素因数の和:643447

約数の個数: 42

約数和(自身を含む): 4657731858

約数和(自身を除く): 2639963602

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 643421, 1286842, 2573684, 4503947, 5147368, 9007894, 10294736, 18015788, 20589472, 31527629, 36031576, 41178944, 63055258, 72063152, 126110516, 144126304, 252221032, 288252608, 504442064, 1008884128, 2017768256]

約数ペア:

[(1, 2017768256), (2, 1008884128), (4, 504442064), (7, 288252608), (8, 252221032), (14, 144126304), (16, 126110516), (28, 72063152), (32, 63055258), (49, 41178944), (56, 36031576), (64, 31527629), (98, 20589472), (112, 18015788), (196, 10294736), (224, 9007894), (392, 5147368), (448, 4503947), (784, 2573684), (1568, 1286842), (3136, 643421)]