1911156985

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1\times {\mathrm{571}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 2438916480

約数和(自身を除く): 527759495

約数列:

[1, 5, 29, 41, 145, 205, 563, 571, 1189, 2815, 2855, 5945, 16327, 16559, 23083, 23411, 81635, 82795, 115415, 117055, 321473, 669407, 678919, 1607365, 3347035, 3394595, 9322717, 13180393, 46613585, 65901965, 382231397, 1911156985]

約数ペア:

[(1, 1911156985), (5, 382231397), (29, 65901965), (41, 46613585), (145, 13180393), (205, 9322717), (563, 3394595), (571, 3347035), (1189, 1607365), (2815, 678919), (2855, 669407), (5945, 321473), (16327, 117055), (16559, 115415), (23083, 82795), (23411, 81635)]