20157564216

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{6411439}}^1$

素因数の和:6411579

約数の個数: 32

約数和(自身を含む): 50778604800

約数和(自身を除く): 30621040584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 262, 393, 524, 786, 1048, 1572, 3144, 6411439, 12822878, 19234317, 25645756, 38468634, 51291512, 76937268, 153874536, 839898509, 1679797018, 2519695527, 3359594036, 5039391054, 6719188072, 10078782108, 20157564216]

約数ペア:

[(1, 20157564216), (2, 10078782108), (3, 6719188072), (4, 5039391054), (6, 3359594036), (8, 2519695527), (12, 1679797018), (24, 839898509), (131, 153874536), (262, 76937268), (393, 51291512), (524, 38468634), (786, 25645756), (1048, 19234317), (1572, 12822878), (3144, 6411439)]