19474562007

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{463}}^1\times {\mathrm{653}}^1$

素因数の和:1560

約数の個数: 48

約数和(自身を含む): 29965673088

約数和(自身を除く): 10491111081

約数列:

[1, 3, 9, 17, 51, 153, 421, 463, 653, 1263, 1389, 1959, 3789, 4167, 5877, 7157, 7871, 11101, 21471, 23613, 33303, 64413, 70839, 99909, 194923, 274913, 302339, 584769, 824739, 907017, 1754307, 2474217, 2721051, 3313691, 4673521, 5139763, 9941073, 14020563, 15419289, 29823219, 42061689, 46257867, 127284719, 381854157, 1145562471, 2163840223, 6491520669, 19474562007]

約数ペア:

[(1, 19474562007), (3, 6491520669), (9, 2163840223), (17, 1145562471), (51, 381854157), (153, 127284719), (421, 46257867), (463, 42061689), (653, 29823219), (1263, 15419289), (1389, 14020563), (1959, 9941073), (3789, 5139763), (4167, 4673521), (5877, 3313691), (7157, 2721051), (7871, 2474217), (11101, 1754307), (21471, 907017), (23613, 824739), (33303, 584769), (64413, 302339), (70839, 274913), (99909, 194923)]