20172521776

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{612923}}^1$

素因数の和:612970

約数の個数: 60

約数和(自身を含む): 45487541736

約数和(自身を除く): 25315019960

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 121, 136, 176, 187, 242, 272, 374, 484, 748, 968, 1496, 1936, 2057, 2992, 4114, 8228, 16456, 32912, 612923, 1225846, 2451692, 4903384, 6742153, 9806768, 10419691, 13484306, 20839382, 26968612, 41678764, 53937224, 74163683, 83357528, 107874448, 114616601, 148327366, 166715056, 229233202, 296654732, 458466404, 593309464, 916932808, 1186618928, 1260782611, 1833865616, 2521565222, 5043130444, 10086260888, 20172521776]

約数ペア:

[(1, 20172521776), (2, 10086260888), (4, 5043130444), (8, 2521565222), (11, 1833865616), (16, 1260782611), (17, 1186618928), (22, 916932808), (34, 593309464), (44, 458466404), (68, 296654732), (88, 229233202), (121, 166715056), (136, 148327366), (176, 114616601), (187, 107874448), (242, 83357528), (272, 74163683), (374, 53937224), (484, 41678764), (748, 26968612), (968, 20839382), (1496, 13484306), (1936, 10419691), (2057, 9806768), (2992, 6742153), (4114, 4903384), (8228, 2451692), (16456, 1225846), (32912, 612923)]