19587890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{607}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 40449024

約数和(自身を除く): 20861134

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 461, 607, 922, 1214, 2305, 3035, 3227, 4249, 4610, 6070, 6454, 8498, 16135, 21245, 32270, 42490, 279827, 559654, 1399135, 1958789, 2798270, 3917578, 9793945, 19587890]

約数ペア:

[(1, 19587890), (2, 9793945), (5, 3917578), (7, 2798270), (10, 1958789), (14, 1399135), (35, 559654), (70, 279827), (461, 42490), (607, 32270), (922, 21245), (1214, 16135), (2305, 8498), (3035, 6454), (3227, 6070), (4249, 4610)]