20552137208

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{229561}}^1$

素因数の和:229636

約数の個数: 48

約数和(自身を含む): 41982298560

約数和(自身を除く): 21430161352

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 361, 589, 722, 1178, 1444, 2356, 2888, 4712, 11191, 22382, 44764, 89528, 229561, 459122, 918244, 1836488, 4361659, 7116391, 8723318, 14232782, 17446636, 28465564, 34893272, 56931128, 82871521, 135211429, 165743042, 270422858, 331486084, 540845716, 662972168, 1081691432, 2569017151, 5138034302, 10276068604, 20552137208]

約数ペア:

[(1, 20552137208), (2, 10276068604), (4, 5138034302), (8, 2569017151), (19, 1081691432), (31, 662972168), (38, 540845716), (62, 331486084), (76, 270422858), (124, 165743042), (152, 135211429), (248, 82871521), (361, 56931128), (589, 34893272), (722, 28465564), (1178, 17446636), (1444, 14232782), (2356, 8723318), (2888, 7116391), (4712, 4361659), (11191, 1836488), (22382, 918244), (44764, 459122), (89528, 229561)]