20926008

素因数分解:

$2^3\times 3^2\times {\mathrm{509}}^1\times {\mathrm{571}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 56885400

約数和(自身を除く): 35959392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 509, 571, 1018, 1142, 1527, 1713, 2036, 2284, 3054, 3426, 4072, 4568, 4581, 5139, 6108, 6852, 9162, 10278, 12216, 13704, 18324, 20556, 36648, 41112, 290639, 581278, 871917, 1162556, 1743834, 2325112, 2615751, 3487668, 5231502, 6975336, 10463004, 20926008]

約数ペア:

[(1, 20926008), (2, 10463004), (3, 6975336), (4, 5231502), (6, 3487668), (8, 2615751), (9, 2325112), (12, 1743834), (18, 1162556), (24, 871917), (36, 581278), (72, 290639), (509, 41112), (571, 36648), (1018, 20556), (1142, 18324), (1527, 13704), (1713, 12216), (2036, 10278), (2284, 9162), (3054, 6852), (3426, 6108), (4072, 5139), (4568, 4581)]