8401477684

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1\times {\mathrm{2707}}^1$

素因数の和:3248

約数の個数: 48

約数和(自身を含む): 15678886720

約数和(自身を除く): 7277409036

約数列:

[1, 2, 4, 19, 38, 76, 97, 194, 388, 421, 842, 1684, 1843, 2707, 3686, 5414, 7372, 7999, 10828, 15998, 31996, 40837, 51433, 81674, 102866, 163348, 205732, 262579, 525158, 775903, 1050316, 1139647, 1551806, 2279294, 3103612, 4558588, 4989001, 9978002, 19956004, 21653293, 43306586, 86613172, 110545759, 221091518, 442183036, 2100369421, 4200738842, 8401477684]

約数ペア:

[(1, 8401477684), (2, 4200738842), (4, 2100369421), (19, 442183036), (38, 221091518), (76, 110545759), (97, 86613172), (194, 43306586), (388, 21653293), (421, 19956004), (842, 9978002), (1684, 4989001), (1843, 4558588), (2707, 3103612), (3686, 2279294), (5414, 1551806), (7372, 1139647), (7999, 1050316), (10828, 775903), (15998, 525158), (31996, 262579), (40837, 205732), (51433, 163348), (81674, 102866)]