20587412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6607}}^1$

素因数の和:6671

約数の個数: 24

約数和(自身を含む): 38855040

約数和(自身を除く): 18267628

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 6607, 13214, 26428, 125533, 251066, 270887, 502132, 541774, 1083548, 5146853, 10293706, 20587412]

約数ペア:

[(1, 20587412), (2, 10293706), (4, 5146853), (19, 1083548), (38, 541774), (41, 502132), (76, 270887), (82, 251066), (164, 125533), (779, 26428), (1558, 13214), (3116, 6607)]