19922638

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{1609}}^1$

素因数の和:1803

約数の個数: 16

約数和(自身を含む): 30834720

約数和(自身を除く): 10912082

約数列:

[1, 2, 41, 82, 151, 302, 1609, 3218, 6191, 12382, 65969, 131938, 242959, 485918, 9961319, 19922638]

約数ペア:

[(1, 19922638), (2, 9961319), (41, 485918), (82, 242959), (151, 131938), (302, 65969), (1609, 12382), (3218, 6191)]