20852244252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{555349}}^1$

素因数の和:555515

約数の個数: 72

約数和(自身を含む): 60644220000

約数和(自身を除く): 39791975748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 149, 252, 298, 447, 596, 894, 1043, 1341, 1788, 2086, 2682, 3129, 4172, 5364, 6258, 9387, 12516, 18774, 37548, 555349, 1110698, 1666047, 2221396, 3332094, 3887443, 4998141, 6664188, 7774886, 9996282, 11662329, 15549772, 19992564, 23324658, 34986987, 46649316, 69973974, 82747001, 139947948, 165494002, 248241003, 330988004, 496482006, 579229007, 744723009, 992964012, 1158458014, 1489446018, 1737687021, 2316916028, 2978892036, 3475374042, 5213061063, 6950748084, 10426122126, 20852244252]

約数ペア:

[(1, 20852244252), (2, 10426122126), (3, 6950748084), (4, 5213061063), (6, 3475374042), (7, 2978892036), (9, 2316916028), (12, 1737687021), (14, 1489446018), (18, 1158458014), (21, 992964012), (28, 744723009), (36, 579229007), (42, 496482006), (63, 330988004), (84, 248241003), (126, 165494002), (149, 139947948), (252, 82747001), (298, 69973974), (447, 46649316), (596, 34986987), (894, 23324658), (1043, 19992564), (1341, 15549772), (1788, 11662329), (2086, 9996282), (2682, 7774886), (3129, 6664188), (4172, 4998141), (5364, 3887443), (6258, 3332094), (9387, 2221396), (12516, 1666047), (18774, 1110698), (37548, 555349)]