19414935

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 36560160

約数和(自身を除く): 17145225

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 85, 123, 153, 205, 255, 369, 615, 619, 697, 765, 1845, 1857, 2091, 3095, 3485, 5571, 6273, 9285, 10455, 10523, 25379, 27855, 31365, 31569, 52615, 76137, 94707, 126895, 157845, 228411, 380685, 431443, 473535, 1142055, 1294329, 2157215, 3882987, 6471645, 19414935]

約数ペア:

[(1, 19414935), (3, 6471645), (5, 3882987), (9, 2157215), (15, 1294329), (17, 1142055), (41, 473535), (45, 431443), (51, 380685), (85, 228411), (123, 157845), (153, 126895), (205, 94707), (255, 76137), (369, 52615), (615, 31569), (619, 31365), (697, 27855), (765, 25379), (1845, 10523), (1857, 10455), (2091, 9285), (3095, 6273), (3485, 5571)]