20174724

素因数分解:

$2^2\times 3^3\times {\mathrm{367}}^1\times {\mathrm{509}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 52550400

約数和(自身を除く): 32375676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 367, 509, 734, 1018, 1101, 1468, 1527, 2036, 2202, 3054, 3303, 4404, 4581, 6108, 6606, 9162, 9909, 13212, 13743, 18324, 19818, 27486, 39636, 54972, 186803, 373606, 560409, 747212, 1120818, 1681227, 2241636, 3362454, 5043681, 6724908, 10087362, 20174724]

約数ペア:

[(1, 20174724), (2, 10087362), (3, 6724908), (4, 5043681), (6, 3362454), (9, 2241636), (12, 1681227), (18, 1120818), (27, 747212), (36, 560409), (54, 373606), (108, 186803), (367, 54972), (509, 39636), (734, 27486), (1018, 19818), (1101, 18324), (1468, 13743), (1527, 13212), (2036, 9909), (2202, 9162), (3054, 6606), (3303, 6108), (4404, 4581)]