19543900

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{2917}}^1$

素因数の和:2998

約数の個数: 36

約数和(自身を含む): 43058008

約数和(自身を除く): 23514108

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 268, 335, 670, 1340, 1675, 2917, 3350, 5834, 6700, 11668, 14585, 29170, 58340, 72925, 145850, 195439, 291700, 390878, 781756, 977195, 1954390, 3908780, 4885975, 9771950, 19543900]

約数ペア:

[(1, 19543900), (2, 9771950), (4, 4885975), (5, 3908780), (10, 1954390), (20, 977195), (25, 781756), (50, 390878), (67, 291700), (100, 195439), (134, 145850), (268, 72925), (335, 58340), (670, 29170), (1340, 14585), (1675, 11668), (2917, 6700), (3350, 5834)]