18403998

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{947}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 38223360

約数和(自身を除く): 19819362

約数列:

[1, 2, 3, 6, 41, 79, 82, 123, 158, 237, 246, 474, 947, 1894, 2841, 3239, 5682, 6478, 9717, 19434, 38827, 74813, 77654, 116481, 149626, 224439, 232962, 448878, 3067333, 6134666, 9201999, 18403998]

約数ペア:

[(1, 18403998), (2, 9201999), (3, 6134666), (6, 3067333), (41, 448878), (79, 232962), (82, 224439), (123, 149626), (158, 116481), (237, 77654), (246, 74813), (474, 38827), (947, 19434), (1894, 9717), (2841, 6478), (3239, 5682)]