20171777528

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6796421}}^1$

素因数の和:6796487

約数の個数: 32

約数和(自身を含む): 44040814560

約数和(自身を除く): 23869037032

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 6796421, 13592842, 27185684, 47574947, 54371368, 95149894, 190299788, 360210313, 380599576, 720420626, 1440841252, 2521472191, 2881682504, 5042944382, 10085888764, 20171777528]

約数ペア:

[(1, 20171777528), (2, 10085888764), (4, 5042944382), (7, 2881682504), (8, 2521472191), (14, 1440841252), (28, 720420626), (53, 380599576), (56, 360210313), (106, 190299788), (212, 95149894), (371, 54371368), (424, 47574947), (742, 27185684), (1484, 13592842), (2968, 6796421)]