19150964

素因数分解:

$2^2\times 7^2\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:708

約数の個数: 36

約数和(自身を含む): 39261600

約数和(自身を除く): 20110636

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 199, 398, 491, 796, 982, 1393, 1964, 2786, 3437, 5572, 6874, 9751, 13748, 19502, 24059, 39004, 48118, 96236, 97709, 195418, 390836, 683963, 1367926, 2735852, 4787741, 9575482, 19150964]

約数ペア:

[(1, 19150964), (2, 9575482), (4, 4787741), (7, 2735852), (14, 1367926), (28, 683963), (49, 390836), (98, 195418), (196, 97709), (199, 96236), (398, 48118), (491, 39004), (796, 24059), (982, 19502), (1393, 13748), (1964, 9751), (2786, 6874), (3437, 5572)]