20591298

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{967}}^1$

素因数の和:1008

約数の個数: 72

約数和(自身を含む): 55268928

約数和(自身を除く): 34677630

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 169, 182, 234, 273, 338, 507, 546, 819, 967, 1014, 1183, 1521, 1638, 1934, 2366, 2901, 3042, 3549, 5802, 6769, 7098, 8703, 10647, 12571, 13538, 17406, 20307, 21294, 25142, 37713, 40614, 60921, 75426, 87997, 113139, 121842, 163423, 175994, 226278, 263991, 326846, 490269, 527982, 791973, 980538, 1143961, 1470807, 1583946, 2287922, 2941614, 3431883, 6863766, 10295649, 20591298]

約数ペア:

[(1, 20591298), (2, 10295649), (3, 6863766), (6, 3431883), (7, 2941614), (9, 2287922), (13, 1583946), (14, 1470807), (18, 1143961), (21, 980538), (26, 791973), (39, 527982), (42, 490269), (63, 326846), (78, 263991), (91, 226278), (117, 175994), (126, 163423), (169, 121842), (182, 113139), (234, 87997), (273, 75426), (338, 60921), (507, 40614), (546, 37713), (819, 25142), (967, 21294), (1014, 20307), (1183, 17406), (1521, 13538), (1638, 12571), (1934, 10647), (2366, 8703), (2901, 7098), (3042, 6769), (3549, 5802)]