20859384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9551}}^1$

素因数の和:9580

約数の個数: 64

約数和(自身を含む): 64189440

約数和(自身を除く): 43330056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9551, 19102, 28653, 38204, 57306, 66857, 76408, 114612, 124163, 133714, 200571, 229224, 248326, 267428, 372489, 401142, 496652, 534856, 744978, 802284, 869141, 993304, 1489956, 1604568, 1738282, 2607423, 2979912, 3476564, 5214846, 6953128, 10429692, 20859384]

約数ペア:

[(1, 20859384), (2, 10429692), (3, 6953128), (4, 5214846), (6, 3476564), (7, 2979912), (8, 2607423), (12, 1738282), (13, 1604568), (14, 1489956), (21, 993304), (24, 869141), (26, 802284), (28, 744978), (39, 534856), (42, 496652), (52, 401142), (56, 372489), (78, 267428), (84, 248326), (91, 229224), (104, 200571), (156, 133714), (168, 124163), (182, 114612), (273, 76408), (312, 66857), (364, 57306), (546, 38204), (728, 28653), (1092, 19102), (2184, 9551)]