20604324

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{491}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 52073280

約数和(自身を除く): 31468956

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 269, 491, 538, 807, 982, 1076, 1473, 1614, 1964, 2946, 3228, 3497, 5892, 6383, 6994, 10491, 12766, 13988, 19149, 20982, 25532, 38298, 41964, 76596, 132079, 264158, 396237, 528316, 792474, 1584948, 1717027, 3434054, 5151081, 6868108, 10302162, 20604324]

約数ペア:

[(1, 20604324), (2, 10302162), (3, 6868108), (4, 5151081), (6, 3434054), (12, 1717027), (13, 1584948), (26, 792474), (39, 528316), (52, 396237), (78, 264158), (156, 132079), (269, 76596), (491, 41964), (538, 38298), (807, 25532), (982, 20982), (1076, 19149), (1473, 13988), (1614, 12766), (1964, 10491), (2946, 6994), (3228, 6383), (3497, 5892)]