19965702

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{971}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 41990400

約数和(自身を除く): 22024698

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 149, 298, 447, 894, 971, 1942, 2913, 3427, 5826, 6854, 10281, 20562, 22333, 44666, 66999, 133998, 144679, 289358, 434037, 868074, 3327617, 6655234, 9982851, 19965702]

約数ペア:

[(1, 19965702), (2, 9982851), (3, 6655234), (6, 3327617), (23, 868074), (46, 434037), (69, 289358), (138, 144679), (149, 133998), (298, 66999), (447, 44666), (894, 22333), (971, 20562), (1942, 10281), (2913, 6854), (3427, 5826)]