19061955

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 36507744

約数和(自身を除く): 17445789

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 97, 99, 165, 291, 397, 485, 495, 873, 1067, 1191, 1455, 1985, 3201, 3573, 4365, 4367, 5335, 5955, 9603, 13101, 16005, 17865, 21835, 38509, 39303, 48015, 65505, 115527, 192545, 196515, 346581, 423599, 577635, 1270797, 1732905, 2117995, 3812391, 6353985, 19061955]

約数ペア:

[(1, 19061955), (3, 6353985), (5, 3812391), (9, 2117995), (11, 1732905), (15, 1270797), (33, 577635), (45, 423599), (55, 346581), (97, 196515), (99, 192545), (165, 115527), (291, 65505), (397, 48015), (485, 39303), (495, 38509), (873, 21835), (1067, 17865), (1191, 16005), (1455, 13101), (1985, 9603), (3201, 5955), (3573, 5335), (4365, 4367)]