19875345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2593}}^1$

素因数の和:2681

約数の個数: 32

約数和(自身を含む): 36855552

約数和(自身を除く): 16980207

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2555, 2593, 7665, 7779, 12965, 18151, 38895, 54453, 90755, 189289, 272265, 567867, 946445, 1325023, 2839335, 3975069, 6625115, 19875345]

約数ペア:

[(1, 19875345), (3, 6625115), (5, 3975069), (7, 2839335), (15, 1325023), (21, 946445), (35, 567867), (73, 272265), (105, 189289), (219, 90755), (365, 54453), (511, 38895), (1095, 18151), (1533, 12965), (2555, 7779), (2593, 7665)]