20121247762

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6971}}^1\times {\mathrm{18743}}^1$

素因数の和:25734

約数の個数: 32

約数和(自身を含む): 37636752384

約数和(自身を除く): 17515504622

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 6971, 13942, 18743, 37486, 48797, 76681, 97594, 131201, 153362, 206173, 262402, 412346, 536767, 1073534, 1443211, 2886422, 130657453, 261314906, 914602171, 1437231983, 1829204342, 2874463966, 10060623881, 20121247762]

約数ペア:

[(1, 20121247762), (2, 10060623881), (7, 2874463966), (11, 1829204342), (14, 1437231983), (22, 914602171), (77, 261314906), (154, 130657453), (6971, 2886422), (13942, 1443211), (18743, 1073534), (37486, 536767), (48797, 412346), (76681, 262402), (97594, 206173), (131201, 153362)]