19885230

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1567}}^1$

素因数の和:1630

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 34304850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1269, 1410, 1567, 2115, 2538, 3134, 4230, 4701, 6345, 7835, 9402, 12690, 14103, 15670, 23505, 28206, 42309, 47010, 70515, 73649, 84618, 141030, 147298, 211545, 220947, 368245, 423090, 441894, 662841, 736490, 1104735, 1325682, 1988523, 2209470, 3314205, 3977046, 6628410, 9942615, 19885230]

約数ペア:

[(1, 19885230), (2, 9942615), (3, 6628410), (5, 3977046), (6, 3314205), (9, 2209470), (10, 1988523), (15, 1325682), (18, 1104735), (27, 736490), (30, 662841), (45, 441894), (47, 423090), (54, 368245), (90, 220947), (94, 211545), (135, 147298), (141, 141030), (235, 84618), (270, 73649), (282, 70515), (423, 47010), (470, 42309), (705, 28206), (846, 23505), (1269, 15670), (1410, 14103), (1567, 12690), (2115, 9402), (2538, 7835), (3134, 6345), (4230, 4701)]