18420804846

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{661}}^1\times {\mathrm{32941}}^1$

素因数の和:33657

約数の個数: 48

約数和(自身を含む): 40823834688

約数和(自身を除く): 22403029842

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 661, 846, 1322, 1983, 3966, 5949, 11898, 31067, 32941, 62134, 65882, 93201, 98823, 186402, 197646, 279603, 296469, 559206, 592938, 1548227, 3096454, 4644681, 9289362, 13934043, 21774001, 27868086, 43548002, 65322003, 130644006, 195966009, 391932018, 1023378047, 2046756094, 3070134141, 6140268282, 9210402423, 18420804846]

約数ペア:

[(1, 18420804846), (2, 9210402423), (3, 6140268282), (6, 3070134141), (9, 2046756094), (18, 1023378047), (47, 391932018), (94, 195966009), (141, 130644006), (282, 65322003), (423, 43548002), (661, 27868086), (846, 21774001), (1322, 13934043), (1983, 9289362), (3966, 4644681), (5949, 3096454), (11898, 1548227), (31067, 592938), (32941, 559206), (62134, 296469), (65882, 279603), (93201, 197646), (98823, 186402)]