20176483180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2151011}}^1$

素因数の和:2151094

約数の個数: 48

約数和(自身を含む): 49146322176

約数和(自身を除く): 28969838996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 2151011, 4302022, 8604044, 10755055, 15057077, 21510110, 30114154, 43020220, 60228308, 75285385, 144117737, 150570770, 288235474, 301141540, 576470948, 720588685, 1008824159, 1441177370, 2017648318, 2882354740, 4035296636, 5044120795, 10088241590, 20176483180]

約数ペア:

[(1, 20176483180), (2, 10088241590), (4, 5044120795), (5, 4035296636), (7, 2882354740), (10, 2017648318), (14, 1441177370), (20, 1008824159), (28, 720588685), (35, 576470948), (67, 301141540), (70, 288235474), (134, 150570770), (140, 144117737), (268, 75285385), (335, 60228308), (469, 43020220), (670, 30114154), (938, 21510110), (1340, 15057077), (1876, 10755055), (2345, 8604044), (4690, 4302022), (9380, 2151011)]