1999534472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{2239}}^1$

素因数の和:2566

約数の個数: 64

約数和(自身を含む): 4184678400

約数和(自身を除く): 2185143928

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 277, 403, 554, 806, 1108, 1612, 2216, 2239, 3224, 3601, 4478, 7202, 8587, 8956, 14404, 17174, 17912, 28808, 29107, 34348, 58214, 68696, 69409, 111631, 116428, 138818, 223262, 232856, 277636, 446524, 555272, 620203, 893048, 902317, 1240406, 1804634, 2480812, 3609268, 4961624, 7218536, 8062639, 16125278, 19226293, 32250556, 38452586, 64501112, 76905172, 153810344, 249941809, 499883618, 999767236, 1999534472]

約数ペア:

[(1, 1999534472), (2, 999767236), (4, 499883618), (8, 249941809), (13, 153810344), (26, 76905172), (31, 64501112), (52, 38452586), (62, 32250556), (104, 19226293), (124, 16125278), (248, 8062639), (277, 7218536), (403, 4961624), (554, 3609268), (806, 2480812), (1108, 1804634), (1612, 1240406), (2216, 902317), (2239, 893048), (3224, 620203), (3601, 555272), (4478, 446524), (7202, 277636), (8587, 232856), (8956, 223262), (14404, 138818), (17174, 116428), (17912, 111631), (28808, 69409), (29107, 68696), (34348, 58214)]