19584628

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 41126400

約数和(自身を除く): 21541772

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 89, 116, 178, 203, 271, 356, 406, 542, 623, 812, 1084, 1246, 1897, 2492, 2581, 3794, 5162, 7588, 7859, 10324, 15718, 18067, 24119, 31436, 36134, 48238, 55013, 72268, 96476, 110026, 168833, 220052, 337666, 675332, 699451, 1398902, 2797804, 4896157, 9792314, 19584628]

約数ペア:

[(1, 19584628), (2, 9792314), (4, 4896157), (7, 2797804), (14, 1398902), (28, 699451), (29, 675332), (58, 337666), (89, 220052), (116, 168833), (178, 110026), (203, 96476), (271, 72268), (356, 55013), (406, 48238), (542, 36134), (623, 31436), (812, 24119), (1084, 18067), (1246, 15718), (1897, 10324), (2492, 7859), (2581, 7588), (3794, 5162)]