20113644

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 48837600

約数和(自身を除く): 28723956

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 89, 111, 148, 178, 222, 267, 356, 444, 509, 534, 1018, 1068, 1527, 2036, 3054, 3293, 6108, 6586, 9879, 13172, 18833, 19758, 37666, 39516, 45301, 56499, 75332, 90602, 112998, 135903, 181204, 225996, 271806, 543612, 1676137, 3352274, 5028411, 6704548, 10056822, 20113644]

約数ペア:

[(1, 20113644), (2, 10056822), (3, 6704548), (4, 5028411), (6, 3352274), (12, 1676137), (37, 543612), (74, 271806), (89, 225996), (111, 181204), (148, 135903), (178, 112998), (222, 90602), (267, 75332), (356, 56499), (444, 45301), (509, 39516), (534, 37666), (1018, 19758), (1068, 18833), (1527, 13172), (2036, 9879), (3054, 6586), (3293, 6108)]