19474544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^2$

素因数の和:150

約数の個数: 60

約数和(自身を含む): 41980200

約数和(自身を除く): 22505656

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 47, 58, 76, 94, 116, 152, 188, 232, 304, 376, 464, 551, 752, 893, 1102, 1363, 1786, 2204, 2209, 2726, 3572, 4408, 4418, 5452, 7144, 8816, 8836, 10904, 14288, 17672, 21808, 25897, 35344, 41971, 51794, 64061, 83942, 103588, 128122, 167884, 207176, 256244, 335768, 414352, 512488, 671536, 1024976, 1217159, 2434318, 4868636, 9737272, 19474544]

約数ペア:

[(1, 19474544), (2, 9737272), (4, 4868636), (8, 2434318), (16, 1217159), (19, 1024976), (29, 671536), (38, 512488), (47, 414352), (58, 335768), (76, 256244), (94, 207176), (116, 167884), (152, 128122), (188, 103588), (232, 83942), (304, 64061), (376, 51794), (464, 41971), (551, 35344), (752, 25897), (893, 21808), (1102, 17672), (1363, 14288), (1786, 10904), (2204, 8836), (2209, 8816), (2726, 7144), (3572, 5452), (4408, 4418)]