22218828

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 57351168

約数和(自身を除く): 35132340

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 69, 76, 92, 114, 138, 223, 228, 276, 361, 437, 446, 669, 722, 874, 892, 1083, 1311, 1338, 1444, 1748, 2166, 2622, 2676, 4237, 4332, 5129, 5244, 8303, 8474, 10258, 12711, 15387, 16606, 16948, 20516, 24909, 25422, 30774, 33212, 49818, 50844, 61548, 80503, 97451, 99636, 161006, 194902, 241509, 292353, 322012, 389804, 483018, 584706, 966036, 1169412, 1851569, 3703138, 5554707, 7406276, 11109414, 22218828]

約数ペア:

[(1, 22218828), (2, 11109414), (3, 7406276), (4, 5554707), (6, 3703138), (12, 1851569), (19, 1169412), (23, 966036), (38, 584706), (46, 483018), (57, 389804), (69, 322012), (76, 292353), (92, 241509), (114, 194902), (138, 161006), (223, 99636), (228, 97451), (276, 80503), (361, 61548), (437, 50844), (446, 49818), (669, 33212), (722, 30774), (874, 25422), (892, 24909), (1083, 20516), (1311, 16948), (1338, 16606), (1444, 15387), (1748, 12711), (2166, 10258), (2622, 8474), (2676, 8303), (4237, 5244), (4332, 5129)]