19843016

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{60497}}^1$

素因数の和:60544

約数の個数: 16

約数和(自身を含む): 38113740

約数和(自身を除く): 18270724

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 60497, 120994, 241988, 483976, 2480377, 4960754, 9921508, 19843016]

約数ペア:

[(1, 19843016), (2, 9921508), (4, 4960754), (8, 2480377), (41, 483976), (82, 241988), (164, 120994), (328, 60497)]