19900356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{236909}}^1$

素因数の和:236923

約数の個数: 24

約数和(自身を含む): 53067840

約数和(自身を除く): 33167484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 236909, 473818, 710727, 947636, 1421454, 1658363, 2842908, 3316726, 4975089, 6633452, 9950178, 19900356]

約数ペア:

[(1, 19900356), (2, 9950178), (3, 6633452), (4, 4975089), (6, 3316726), (7, 2842908), (12, 1658363), (14, 1421454), (21, 947636), (28, 710727), (42, 473818), (84, 236909)]