20138789951

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1\times {\mathrm{3373}}^1$

素因数の和:3911

約数の個数: 32

約数和(自身を含む): 24627068928

約数和(自身を除く): 4488278977

約数列:

[1, 7, 17, 119, 131, 383, 917, 2227, 2681, 3373, 6511, 15589, 23611, 45577, 50173, 57341, 351211, 401387, 441863, 852941, 1291859, 3093041, 5970587, 7511671, 9043013, 21961603, 52581697, 153731221, 169233529, 1184634703, 2876969993, 20138789951]

約数ペア:

[(1, 20138789951), (7, 2876969993), (17, 1184634703), (119, 169233529), (131, 153731221), (383, 52581697), (917, 21961603), (2227, 9043013), (2681, 7511671), (3373, 5970587), (6511, 3093041), (15589, 1291859), (23611, 852941), (45577, 441863), (50173, 401387), (57341, 351211)]