19558746

素因数分解:

$2^1\times 3^4\times {\mathrm{157}}^1\times {\mathrm{769}}^1$

素因数の和:940

約数の個数: 40

約数和(自身を含む): 44162580

約数和(自身を除く): 24603834

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 157, 162, 314, 471, 769, 942, 1413, 1538, 2307, 2826, 4239, 4614, 6921, 8478, 12717, 13842, 20763, 25434, 41526, 62289, 120733, 124578, 241466, 362199, 724398, 1086597, 2173194, 3259791, 6519582, 9779373, 19558746]

約数ペア:

[(1, 19558746), (2, 9779373), (3, 6519582), (6, 3259791), (9, 2173194), (18, 1086597), (27, 724398), (54, 362199), (81, 241466), (157, 124578), (162, 120733), (314, 62289), (471, 41526), (769, 25434), (942, 20763), (1413, 13842), (1538, 12717), (2307, 8478), (2826, 6921), (4239, 4614)]