16886580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{653}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 47464704

約数和(自身を除く): 30578124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 653, 862, 1293, 1306, 1724, 1959, 2155, 2586, 2612, 3265, 3918, 4310, 5172, 6465, 6530, 7836, 8620, 9795, 12930, 13060, 19590, 25860, 39180, 281443, 562886, 844329, 1125772, 1407215, 1688658, 2814430, 3377316, 4221645, 5628860, 8443290, 16886580]

約数ペア:

[(1, 16886580), (2, 8443290), (3, 5628860), (4, 4221645), (5, 3377316), (6, 2814430), (10, 1688658), (12, 1407215), (15, 1125772), (20, 844329), (30, 562886), (60, 281443), (431, 39180), (653, 25860), (862, 19590), (1293, 13060), (1306, 12930), (1724, 9795), (1959, 8620), (2155, 7836), (2586, 6530), (2612, 6465), (3265, 5172), (3918, 4310)]