20454636

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2003}}^1$

素因数の和:2070

約数の個数: 48

約数和(自身を含む): 51174144

約数和(自身を除く): 30719508

約数列:

[1, 2, 3, 4, 6, 12, 23, 37, 46, 69, 74, 92, 111, 138, 148, 222, 276, 444, 851, 1702, 2003, 2553, 3404, 4006, 5106, 6009, 8012, 10212, 12018, 24036, 46069, 74111, 92138, 138207, 148222, 184276, 222333, 276414, 296444, 444666, 552828, 889332, 1704553, 3409106, 5113659, 6818212, 10227318, 20454636]

約数ペア:

[(1, 20454636), (2, 10227318), (3, 6818212), (4, 5113659), (6, 3409106), (12, 1704553), (23, 889332), (37, 552828), (46, 444666), (69, 296444), (74, 276414), (92, 222333), (111, 184276), (138, 148222), (148, 138207), (222, 92138), (276, 74111), (444, 46069), (851, 24036), (1702, 12018), (2003, 10212), (2553, 8012), (3404, 6009), (4006, 5106)]