19216330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{39217}}^1$

素因数の和:39238

約数の個数: 24

約数和(自身を含む): 40237668

約数和(自身を除く): 21021338

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 39217, 78434, 196085, 274519, 392170, 549038, 1372595, 1921633, 2745190, 3843266, 9608165, 19216330]

約数ペア:

[(1, 19216330), (2, 9608165), (5, 3843266), (7, 2745190), (10, 1921633), (14, 1372595), (35, 549038), (49, 392170), (70, 274519), (98, 196085), (245, 78434), (490, 39217)]