20349468671

素因数分解:

$7^3\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{8597}}^1$

素因数の和:8788

約数の個数: 32

約数和(自身を含む): 24322022400

約数和(自身を除く): 3972553729

約数列:

[1, 7, 49, 67, 103, 343, 469, 721, 3283, 5047, 6901, 8597, 22981, 35329, 48307, 60179, 338149, 421253, 575999, 885491, 2367043, 2948771, 4031993, 6198437, 28223951, 43389059, 59327897, 197567657, 303723413, 415295279, 2907066953, 20349468671]

約数ペア:

[(1, 20349468671), (7, 2907066953), (49, 415295279), (67, 303723413), (103, 197567657), (343, 59327897), (469, 43389059), (721, 28223951), (3283, 6198437), (5047, 4031993), (6901, 2948771), (8597, 2367043), (22981, 885491), (35329, 575999), (48307, 421253), (60179, 338149)]