18391742

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 30170880

約数和(自身を除く): 11779138

約数列:

[1, 2, 29, 31, 53, 58, 62, 106, 193, 386, 899, 1537, 1643, 1798, 3074, 3286, 5597, 5983, 10229, 11194, 11966, 20458, 47647, 95294, 173507, 296641, 317099, 347014, 593282, 634198, 9195871, 18391742]

約数ペア:

[(1, 18391742), (2, 9195871), (29, 634198), (31, 593282), (53, 347014), (58, 317099), (62, 296641), (106, 173507), (193, 95294), (386, 47647), (899, 20458), (1537, 11966), (1643, 11194), (1798, 10229), (3074, 5983), (3286, 5597)]