16538820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{739}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 46495680

約数和(自身を除く): 29956860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 373, 739, 746, 1119, 1478, 1492, 1865, 2217, 2238, 2956, 3695, 3730, 4434, 4476, 5595, 7390, 7460, 8868, 11085, 11190, 14780, 22170, 22380, 44340, 275647, 551294, 826941, 1102588, 1378235, 1653882, 2756470, 3307764, 4134705, 5512940, 8269410, 16538820]

約数ペア:

[(1, 16538820), (2, 8269410), (3, 5512940), (4, 4134705), (5, 3307764), (6, 2756470), (10, 1653882), (12, 1378235), (15, 1102588), (20, 826941), (30, 551294), (60, 275647), (373, 44340), (739, 22380), (746, 22170), (1119, 14780), (1478, 11190), (1492, 11085), (1865, 8868), (2217, 7460), (2238, 7390), (2956, 5595), (3695, 4476), (3730, 4434)]