19204568355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{203449}}^1$

素因数の和:203524

約数の個数: 64

約数和(自身を含む): 37499904000

約数和(自身を除く): 18295335645

約数列:

[1, 3, 5, 7, 15, 21, 29, 31, 35, 87, 93, 105, 145, 155, 203, 217, 435, 465, 609, 651, 899, 1015, 1085, 2697, 3045, 3255, 4495, 6293, 13485, 18879, 31465, 94395, 203449, 610347, 1017245, 1424143, 3051735, 4272429, 5900021, 6306919, 7120715, 17700063, 18920757, 21362145, 29500105, 31534595, 41300147, 44148433, 88500315, 94603785, 123900441, 132445299, 182900651, 206500735, 220742165, 548701953, 619502205, 662226495, 914503255, 1280304557, 2743509765, 3840913671, 6401522785, 19204568355]

約数ペア:

[(1, 19204568355), (3, 6401522785), (5, 3840913671), (7, 2743509765), (15, 1280304557), (21, 914503255), (29, 662226495), (31, 619502205), (35, 548701953), (87, 220742165), (93, 206500735), (105, 182900651), (145, 132445299), (155, 123900441), (203, 94603785), (217, 88500315), (435, 44148433), (465, 41300147), (609, 31534595), (651, 29500105), (899, 21362145), (1015, 18920757), (1085, 17700063), (2697, 7120715), (3045, 6306919), (3255, 5900021), (4495, 4272429), (6293, 3051735), (13485, 1424143), (18879, 1017245), (31465, 610347), (94395, 203449)]