1815378484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1\times {\mathrm{853}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 3434719680

約数和(自身を除く): 1619341196

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 683, 779, 853, 1366, 1558, 1706, 2732, 3116, 3412, 12977, 16207, 25954, 28003, 32414, 34973, 51908, 56006, 64828, 69946, 112012, 139892, 532057, 582599, 664487, 1064114, 1165198, 1328974, 2128228, 2330396, 2657948, 11069381, 22138762, 23886559, 44277524, 47773118, 95546236, 453844621, 907689242, 1815378484]

約数ペア:

[(1, 1815378484), (2, 907689242), (4, 453844621), (19, 95546236), (38, 47773118), (41, 44277524), (76, 23886559), (82, 22138762), (164, 11069381), (683, 2657948), (779, 2330396), (853, 2128228), (1366, 1328974), (1558, 1165198), (1706, 1064114), (2732, 664487), (3116, 582599), (3412, 532057), (12977, 139892), (16207, 112012), (25954, 69946), (28003, 64828), (32414, 56006), (34973, 51908)]