20634012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2213}}^1$

素因数の和:2267

約数の個数: 72

約数和(自身を含む): 61248096

約数和(自身を除く): 40614084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2213, 2331, 3108, 4426, 4662, 6639, 8852, 9324, 13278, 15491, 19917, 26556, 30982, 39834, 46473, 61964, 79668, 81881, 92946, 139419, 163762, 185892, 245643, 278838, 327524, 491286, 557676, 573167, 736929, 982572, 1146334, 1473858, 1719501, 2292668, 2947716, 3439002, 5158503, 6878004, 10317006, 20634012]

約数ペア:

[(1, 20634012), (2, 10317006), (3, 6878004), (4, 5158503), (6, 3439002), (7, 2947716), (9, 2292668), (12, 1719501), (14, 1473858), (18, 1146334), (21, 982572), (28, 736929), (36, 573167), (37, 557676), (42, 491286), (63, 327524), (74, 278838), (84, 245643), (111, 185892), (126, 163762), (148, 139419), (222, 92946), (252, 81881), (259, 79668), (333, 61964), (444, 46473), (518, 39834), (666, 30982), (777, 26556), (1036, 19917), (1332, 15491), (1554, 13278), (2213, 9324), (2331, 8852), (3108, 6639), (4426, 4662)]