19543890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4973}}^1$

素因数の和:5114

約数の個数: 32

約数和(自身を含む): 47272896

約数和(自身を除く): 27729006

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 4973, 9946, 14919, 24865, 29838, 49730, 74595, 149190, 651463, 1302926, 1954389, 3257315, 3908778, 6514630, 9771945, 19543890]

約数ペア:

[(1, 19543890), (2, 9771945), (3, 6514630), (5, 3908778), (6, 3257315), (10, 1954389), (15, 1302926), (30, 651463), (131, 149190), (262, 74595), (393, 49730), (655, 29838), (786, 24865), (1310, 14919), (1965, 9946), (3930, 4973)]