20445642

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{7727}}^1$

素因数の和:7752

約数の個数: 48

約数和(自身を含む): 52859520

約数和(自身を除く): 32413878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 7727, 15454, 23181, 46362, 54089, 69543, 108178, 139086, 162267, 208629, 324534, 378623, 417258, 486801, 757246, 973602, 1135869, 1460403, 2271738, 2920806, 3407607, 6815214, 10222821, 20445642]

約数ペア:

[(1, 20445642), (2, 10222821), (3, 6815214), (6, 3407607), (7, 2920806), (9, 2271738), (14, 1460403), (18, 1135869), (21, 973602), (27, 757246), (42, 486801), (49, 417258), (54, 378623), (63, 324534), (98, 208629), (126, 162267), (147, 139086), (189, 108178), (294, 69543), (378, 54089), (441, 46362), (882, 23181), (1323, 15454), (2646, 7727)]