19914570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17021}}^1$

素因数の和:17047

約数の個数: 48

約数和(自身を含む): 55764072

約数和(自身を除く): 35849502

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17021, 34042, 51063, 85105, 102126, 153189, 170210, 221273, 255315, 306378, 442546, 510630, 663819, 765945, 1106365, 1327638, 1531890, 1991457, 2212730, 3319095, 3982914, 6638190, 9957285, 19914570]

約数ペア:

[(1, 19914570), (2, 9957285), (3, 6638190), (5, 3982914), (6, 3319095), (9, 2212730), (10, 1991457), (13, 1531890), (15, 1327638), (18, 1106365), (26, 765945), (30, 663819), (39, 510630), (45, 442546), (65, 306378), (78, 255315), (90, 221273), (117, 170210), (130, 153189), (195, 102126), (234, 85105), (390, 51063), (585, 34042), (1170, 17021)]