19381998

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{7673}}^1$

素因数の和:8099

約数の個数: 16

約数和(自身を含む): 38861136

約数和(自身を除く): 19479138

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 7673, 15346, 23019, 46038, 3230333, 6460666, 9690999, 19381998]

約数ペア:

[(1, 19381998), (2, 9690999), (3, 6460666), (6, 3230333), (421, 46038), (842, 23019), (1263, 15346), (2526, 7673)]