208590904

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{2129}}^1$

素因数の和:2503

約数の個数: 32

約数和(自身を含む): 403081200

約数和(自身を除く): 194490296

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 331, 662, 1324, 2129, 2648, 4258, 8516, 12247, 17032, 24494, 48988, 78773, 97976, 157546, 315092, 630184, 704699, 1409398, 2818796, 5637592, 26073863, 52147726, 104295452, 208590904]

約数ペア:

[(1, 208590904), (2, 104295452), (4, 52147726), (8, 26073863), (37, 5637592), (74, 2818796), (148, 1409398), (296, 704699), (331, 630184), (662, 315092), (1324, 157546), (2129, 97976), (2648, 78773), (4258, 48988), (8516, 24494), (12247, 17032)]