20496798

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1367}}^1$

素因数の和:1406

約数の個数: 72

約数和(自身を含む): 54739152

約数和(自身を除く): 34242354

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 49, 51, 63, 98, 102, 119, 126, 147, 153, 238, 294, 306, 357, 441, 714, 833, 882, 1071, 1367, 1666, 2142, 2499, 2734, 4101, 4998, 7497, 8202, 9569, 12303, 14994, 19138, 23239, 24606, 28707, 46478, 57414, 66983, 69717, 86121, 133966, 139434, 162673, 172242, 200949, 209151, 325346, 401898, 418302, 488019, 602847, 976038, 1138711, 1205694, 1464057, 2277422, 2928114, 3416133, 6832266, 10248399, 20496798]

約数ペア:

[(1, 20496798), (2, 10248399), (3, 6832266), (6, 3416133), (7, 2928114), (9, 2277422), (14, 1464057), (17, 1205694), (18, 1138711), (21, 976038), (34, 602847), (42, 488019), (49, 418302), (51, 401898), (63, 325346), (98, 209151), (102, 200949), (119, 172242), (126, 162673), (147, 139434), (153, 133966), (238, 86121), (294, 69717), (306, 66983), (357, 57414), (441, 46478), (714, 28707), (833, 24606), (882, 23239), (1071, 19138), (1367, 14994), (1666, 12303), (2142, 9569), (2499, 8202), (2734, 7497), (4101, 4998)]