16345990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{787}}^1$

素因数の和:892

約数の個数: 32

約数和(自身を含む): 30864384

約数和(自身を除く): 14518394

約数列:

[1, 2, 5, 10, 31, 62, 67, 134, 155, 310, 335, 670, 787, 1574, 2077, 3935, 4154, 7870, 10385, 20770, 24397, 48794, 52729, 105458, 121985, 243970, 263645, 527290, 1634599, 3269198, 8172995, 16345990]

約数ペア:

[(1, 16345990), (2, 8172995), (5, 3269198), (10, 1634599), (31, 527290), (62, 263645), (67, 243970), (134, 121985), (155, 105458), (310, 52729), (335, 48794), (670, 24397), (787, 20770), (1574, 10385), (2077, 7870), (3935, 4154)]