201997930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{12809}}^1$

素因数の和:12918

約数の個数: 32

約数和(自身を含む): 387374400

約数和(自身を除く): 185376470

約数列:

[1, 2, 5, 10, 19, 38, 83, 95, 166, 190, 415, 830, 1577, 3154, 7885, 12809, 15770, 25618, 64045, 128090, 243371, 486742, 1063147, 1216855, 2126294, 2433710, 5315735, 10631470, 20199793, 40399586, 100998965, 201997930]

約数ペア:

[(1, 201997930), (2, 100998965), (5, 40399586), (10, 20199793), (19, 10631470), (38, 5315735), (83, 2433710), (95, 2126294), (166, 1216855), (190, 1063147), (415, 486742), (830, 243371), (1577, 128090), (3154, 64045), (7885, 25618), (12809, 15770)]