20769774

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 45061632

約数和(自身を除く): 24291858

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 223, 258, 361, 446, 669, 722, 817, 1083, 1338, 1634, 2166, 2451, 4237, 4902, 8474, 9589, 12711, 15523, 19178, 25422, 28767, 31046, 46569, 57534, 80503, 93138, 161006, 182191, 241509, 364382, 483018, 546573, 1093146, 3461629, 6923258, 10384887, 20769774]

約数ペア:

[(1, 20769774), (2, 10384887), (3, 6923258), (6, 3461629), (19, 1093146), (38, 546573), (43, 483018), (57, 364382), (86, 241509), (114, 182191), (129, 161006), (223, 93138), (258, 80503), (361, 57534), (446, 46569), (669, 31046), (722, 28767), (817, 25422), (1083, 19178), (1338, 15523), (1634, 12711), (2166, 9589), (2451, 8474), (4237, 4902)]