20092215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:97

約数の個数: 128

約数和(自身を含む): 43545600

約数和(自身を除く): 23453385

約数列:

[1, 3, 5, 11, 13, 15, 17, 19, 29, 33, 39, 51, 55, 57, 65, 85, 87, 95, 143, 145, 165, 187, 195, 209, 221, 247, 255, 285, 319, 323, 377, 429, 435, 493, 551, 561, 627, 663, 715, 741, 935, 957, 969, 1045, 1105, 1131, 1235, 1479, 1595, 1615, 1653, 1885, 2145, 2431, 2465, 2717, 2755, 2805, 3135, 3315, 3553, 3705, 4147, 4199, 4785, 4845, 5423, 5655, 6061, 6409, 7163, 7293, 7395, 8151, 8265, 9367, 10659, 12155, 12441, 12597, 13585, 16269, 17765, 18183, 19227, 20735, 20995, 21489, 27115, 28101, 30305, 32045, 35815, 36465, 40755, 46189, 46835, 53295, 62205, 62985, 70499, 78793, 81345, 90915, 96135, 103037, 107445, 121771, 138567, 140505, 211497, 230945, 236379, 309111, 352495, 365313, 393965, 515185, 608855, 692835, 1057485, 1181895, 1339481, 1545555, 1826565, 4018443, 6697405, 20092215]

約数ペア:

[(1, 20092215), (3, 6697405), (5, 4018443), (11, 1826565), (13, 1545555), (15, 1339481), (17, 1181895), (19, 1057485), (29, 692835), (33, 608855), (39, 515185), (51, 393965), (55, 365313), (57, 352495), (65, 309111), (85, 236379), (87, 230945), (95, 211497), (143, 140505), (145, 138567), (165, 121771), (187, 107445), (195, 103037), (209, 96135), (221, 90915), (247, 81345), (255, 78793), (285, 70499), (319, 62985), (323, 62205), (377, 53295), (429, 46835), (435, 46189), (493, 40755), (551, 36465), (561, 35815), (627, 32045), (663, 30305), (715, 28101), (741, 27115), (935, 21489), (957, 20995), (969, 20735), (1045, 19227), (1105, 18183), (1131, 17765), (1235, 16269), (1479, 13585), (1595, 12597), (1615, 12441), (1653, 12155), (1885, 10659), (2145, 9367), (2431, 8265), (2465, 8151), (2717, 7395), (2755, 7293), (2805, 7163), (3135, 6409), (3315, 6061), (3553, 5655), (3705, 5423), (4147, 4845), (4199, 4785)]