20776266

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{911}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 51787008

約数和(自身を除く): 31010742

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 181, 362, 543, 911, 1086, 1267, 1629, 1822, 2534, 2733, 3258, 3801, 5466, 6377, 7602, 8199, 11403, 12754, 16398, 19131, 22806, 38262, 57393, 114786, 164891, 329782, 494673, 989346, 1154237, 1484019, 2308474, 2968038, 3462711, 6925422, 10388133, 20776266]

約数ペア:

[(1, 20776266), (2, 10388133), (3, 6925422), (6, 3462711), (7, 2968038), (9, 2308474), (14, 1484019), (18, 1154237), (21, 989346), (42, 494673), (63, 329782), (126, 164891), (181, 114786), (362, 57393), (543, 38262), (911, 22806), (1086, 19131), (1267, 16398), (1629, 12754), (1822, 11403), (2534, 8199), (2733, 7602), (3258, 6377), (3801, 5466)]