203420188

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 383846400

約数和(自身を除く): 180426212

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 199, 271, 398, 542, 796, 943, 1084, 1886, 3772, 4577, 6233, 8159, 9154, 11111, 12466, 16318, 18308, 22222, 24932, 32636, 44444, 53929, 107858, 187657, 215716, 255553, 375314, 511106, 750628, 1022212, 1240367, 2211089, 2480734, 4422178, 4961468, 8844356, 50855047, 101710094, 203420188]

約数ペア:

[(1, 203420188), (2, 101710094), (4, 50855047), (23, 8844356), (41, 4961468), (46, 4422178), (82, 2480734), (92, 2211089), (164, 1240367), (199, 1022212), (271, 750628), (398, 511106), (542, 375314), (796, 255553), (943, 215716), (1084, 187657), (1886, 107858), (3772, 53929), (4577, 44444), (6233, 32636), (8159, 24932), (9154, 22222), (11111, 18308), (12466, 16318)]