1880451986

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{65617}}^1$

素因数の和:65738

約数の個数: 32

約数和(自身を含む): 3401637120

約数和(自身を除く): 1521185134

約数列:

[1, 2, 7, 14, 23, 46, 89, 161, 178, 322, 623, 1246, 2047, 4094, 14329, 28658, 65617, 131234, 459319, 918638, 1509191, 3018382, 5839913, 10564337, 11679826, 21128674, 40879391, 81758782, 134317999, 268635998, 940225993, 1880451986]

約数ペア:

[(1, 1880451986), (2, 940225993), (7, 268635998), (14, 134317999), (23, 81758782), (46, 40879391), (89, 21128674), (161, 11679826), (178, 10564337), (322, 5839913), (623, 3018382), (1246, 1509191), (2047, 918638), (4094, 459319), (14329, 131234), (28658, 65617)]