20556144

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20393}}^1$

素因数の和:20414

約数の個数: 60

約数和(自身を含む): 65750256

約数和(自身を除く): 45194112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20393, 40786, 61179, 81572, 122358, 142751, 163144, 183537, 244716, 285502, 326288, 367074, 428253, 489432, 571004, 734148, 856506, 978864, 1142008, 1284759, 1468296, 1713012, 2284016, 2569518, 2936592, 3426024, 5139036, 6852048, 10278072, 20556144]

約数ペア:

[(1, 20556144), (2, 10278072), (3, 6852048), (4, 5139036), (6, 3426024), (7, 2936592), (8, 2569518), (9, 2284016), (12, 1713012), (14, 1468296), (16, 1284759), (18, 1142008), (21, 978864), (24, 856506), (28, 734148), (36, 571004), (42, 489432), (48, 428253), (56, 367074), (63, 326288), (72, 285502), (84, 244716), (112, 183537), (126, 163144), (144, 142751), (168, 122358), (252, 81572), (336, 61179), (504, 40786), (1008, 20393)]