20199304419

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1\times {\mathrm{21937}}^1$

素因数の和:22379

約数の個数: 32

約数和(自身を含む): 31085268480

約数和(自身を除く): 10885964061

約数列:

[1, 3, 7, 21, 163, 269, 489, 807, 1141, 1883, 3423, 5649, 21937, 43847, 65811, 131541, 153559, 306929, 460677, 920787, 3575731, 5901053, 10727193, 17703159, 25030117, 41307371, 75090351, 123922113, 961871639, 2885614917, 6733101473, 20199304419]

約数ペア:

[(1, 20199304419), (3, 6733101473), (7, 2885614917), (21, 961871639), (163, 123922113), (269, 75090351), (489, 41307371), (807, 25030117), (1141, 17703159), (1883, 10727193), (3423, 5901053), (5649, 3575731), (21937, 920787), (43847, 460677), (65811, 306929), (131541, 153559)]