18213970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5639}}^1$

素因数の和:5682

約数の個数: 32

約数和(自身を含む): 36547200

約数和(自身を除く): 18333230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 5639, 11278, 28195, 56390, 95863, 107141, 191726, 214282, 479315, 535705, 958630, 1071410, 1821397, 3642794, 9106985, 18213970]

約数ペア:

[(1, 18213970), (2, 9106985), (5, 3642794), (10, 1821397), (17, 1071410), (19, 958630), (34, 535705), (38, 479315), (85, 214282), (95, 191726), (170, 107141), (190, 95863), (323, 56390), (646, 28195), (1615, 11278), (3230, 5639)]