19205190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{213391}}^1$

素因数の和:213404

約数の個数: 24

約数和(自身を含む): 49933728

約数和(自身を除く): 30728538

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 213391, 426782, 640173, 1066955, 1280346, 1920519, 2133910, 3200865, 3841038, 6401730, 9602595, 19205190]

約数ペア:

[(1, 19205190), (2, 9602595), (3, 6401730), (5, 3841038), (6, 3200865), (9, 2133910), (10, 1920519), (15, 1280346), (18, 1066955), (30, 640173), (45, 426782), (90, 213391)]