20185068

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 49925120

約数和(自身を除く): 29740052

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 223, 228, 397, 446, 669, 794, 892, 1191, 1338, 1588, 2382, 2676, 4237, 4764, 7543, 8474, 12711, 15086, 16948, 22629, 25422, 30172, 45258, 50844, 88531, 90516, 177062, 265593, 354124, 531186, 1062372, 1682089, 3364178, 5046267, 6728356, 10092534, 20185068]

約数ペア:

[(1, 20185068), (2, 10092534), (3, 6728356), (4, 5046267), (6, 3364178), (12, 1682089), (19, 1062372), (38, 531186), (57, 354124), (76, 265593), (114, 177062), (223, 90516), (228, 88531), (397, 50844), (446, 45258), (669, 30172), (794, 25422), (892, 22629), (1191, 16948), (1338, 15086), (1588, 12711), (2382, 8474), (2676, 7543), (4237, 4764)]