19893540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1423}}^1$

素因数の和:1668

約数の個数: 48

約数和(自身を含む): 55980288

約数和(自身を除く): 36086748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 233, 466, 699, 932, 1165, 1398, 1423, 2330, 2796, 2846, 3495, 4269, 4660, 5692, 6990, 7115, 8538, 13980, 14230, 17076, 21345, 28460, 42690, 85380, 331559, 663118, 994677, 1326236, 1657795, 1989354, 3315590, 3978708, 4973385, 6631180, 9946770, 19893540]

約数ペア:

[(1, 19893540), (2, 9946770), (3, 6631180), (4, 4973385), (5, 3978708), (6, 3315590), (10, 1989354), (12, 1657795), (15, 1326236), (20, 994677), (30, 663118), (60, 331559), (233, 85380), (466, 42690), (699, 28460), (932, 21345), (1165, 17076), (1398, 14230), (1423, 13980), (2330, 8538), (2796, 7115), (2846, 6990), (3495, 5692), (4269, 4660)]