20074484

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 19116556

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 89, 107, 124, 178, 214, 356, 428, 527, 1054, 1513, 1819, 2108, 2759, 3026, 3317, 3638, 5518, 6052, 6634, 7276, 9523, 11036, 13268, 19046, 38092, 46903, 56389, 93806, 112778, 161891, 187612, 225556, 295213, 323782, 590426, 647564, 1180852, 5018621, 10037242, 20074484]

約数ペア:

[(1, 20074484), (2, 10037242), (4, 5018621), (17, 1180852), (31, 647564), (34, 590426), (62, 323782), (68, 295213), (89, 225556), (107, 187612), (124, 161891), (178, 112778), (214, 93806), (356, 56389), (428, 46903), (527, 38092), (1054, 19046), (1513, 13268), (1819, 11036), (2108, 9523), (2759, 7276), (3026, 6634), (3317, 6052), (3638, 5518)]