19633120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9439}}^1$

素因数の和:9467

約数の個数: 48

約数和(自身を含む): 49956480

約数和(自身を除く): 30323360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 9439, 18878, 37756, 47195, 75512, 94390, 122707, 151024, 188780, 245414, 302048, 377560, 490828, 613535, 755120, 981656, 1227070, 1510240, 1963312, 2454140, 3926624, 4908280, 9816560, 19633120]

約数ペア:

[(1, 19633120), (2, 9816560), (4, 4908280), (5, 3926624), (8, 2454140), (10, 1963312), (13, 1510240), (16, 1227070), (20, 981656), (26, 755120), (32, 613535), (40, 490828), (52, 377560), (65, 302048), (80, 245414), (104, 188780), (130, 151024), (160, 122707), (208, 94390), (260, 75512), (416, 47195), (520, 37756), (1040, 18878), (2080, 9439)]