20303784

素因数分解:

$2^3\times 3^4\times {\mathrm{31333}}^1$

素因数の和:31351

約数の個数: 40

約数和(自身を含む): 56871210

約数和(自身を除く): 36567426

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31333, 62666, 93999, 125332, 187998, 250664, 281997, 375996, 563994, 751992, 845991, 1127988, 1691982, 2255976, 2537973, 3383964, 5075946, 6767928, 10151892, 20303784]

約数ペア:

[(1, 20303784), (2, 10151892), (3, 6767928), (4, 5075946), (6, 3383964), (8, 2537973), (9, 2255976), (12, 1691982), (18, 1127988), (24, 845991), (27, 751992), (36, 563994), (54, 375996), (72, 281997), (81, 250664), (108, 187998), (162, 125332), (216, 93999), (324, 62666), (648, 31333)]