19695537

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1181}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 30424680

約数和(自身を除く): 10729143

約数列:

[1, 3, 9, 17, 51, 109, 153, 327, 981, 1181, 1853, 3543, 5559, 10629, 16677, 20077, 60231, 128729, 180693, 386187, 1158561, 2188393, 6565179, 19695537]

約数ペア:

[(1, 19695537), (3, 6565179), (9, 2188393), (17, 1158561), (51, 386187), (109, 180693), (153, 128729), (327, 60231), (981, 20077), (1181, 16677), (1853, 10629), (3543, 5559)]