20123079008

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{167113}}^1$

素因数の和:167247

約数の個数: 48

約数和(自身を含む): 40933571616

約数和(自身を除く): 20810492608

約数列:

[1, 2, 4, 8, 16, 32, 53, 71, 106, 142, 212, 284, 424, 568, 848, 1136, 1696, 2272, 3763, 7526, 15052, 30104, 60208, 120416, 167113, 334226, 668452, 1336904, 2673808, 5347616, 8856989, 11865023, 17713978, 23730046, 35427956, 47460092, 70855912, 94920184, 141711824, 189840368, 283423648, 379680736, 628846219, 1257692438, 2515384876, 5030769752, 10061539504, 20123079008]

約数ペア:

[(1, 20123079008), (2, 10061539504), (4, 5030769752), (8, 2515384876), (16, 1257692438), (32, 628846219), (53, 379680736), (71, 283423648), (106, 189840368), (142, 141711824), (212, 94920184), (284, 70855912), (424, 47460092), (568, 35427956), (848, 23730046), (1136, 17713978), (1696, 11865023), (2272, 8856989), (3763, 5347616), (7526, 2673808), (15052, 1336904), (30104, 668452), (60208, 334226), (120416, 167113)]