19295950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:313

約数の個数: 48

約数和(自身を含む): 37854720

約数和(自身を除く): 18558770

約数列:

[1, 2, 5, 10, 25, 31, 50, 59, 62, 118, 155, 211, 295, 310, 422, 590, 775, 1055, 1475, 1550, 1829, 2110, 2950, 3658, 5275, 6541, 9145, 10550, 12449, 13082, 18290, 24898, 32705, 45725, 62245, 65410, 91450, 124490, 163525, 311225, 327050, 385919, 622450, 771838, 1929595, 3859190, 9647975, 19295950]

約数ペア:

[(1, 19295950), (2, 9647975), (5, 3859190), (10, 1929595), (25, 771838), (31, 622450), (50, 385919), (59, 327050), (62, 311225), (118, 163525), (155, 124490), (211, 91450), (295, 65410), (310, 62245), (422, 45725), (590, 32705), (775, 24898), (1055, 18290), (1475, 13082), (1550, 12449), (1829, 10550), (2110, 9145), (2950, 6541), (3658, 5275)]