20398932

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{9941}}^1$

素因数の和:9973

約数の個数: 48

約数和(自身を含む): 55675200

約数和(自身を除く): 35276268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 9941, 19882, 29823, 39764, 59646, 89469, 119292, 178938, 188879, 268407, 357876, 377758, 536814, 566637, 755516, 1073628, 1133274, 1699911, 2266548, 3399822, 5099733, 6799644, 10199466, 20398932]

約数ペア:

[(1, 20398932), (2, 10199466), (3, 6799644), (4, 5099733), (6, 3399822), (9, 2266548), (12, 1699911), (18, 1133274), (19, 1073628), (27, 755516), (36, 566637), (38, 536814), (54, 377758), (57, 357876), (76, 268407), (108, 188879), (114, 178938), (171, 119292), (228, 89469), (342, 59646), (513, 39764), (684, 29823), (1026, 19882), (2052, 9941)]