19019595

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 35868960

約数和(自身を除く): 16849365

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 113, 147, 229, 245, 339, 565, 687, 735, 791, 1145, 1603, 1695, 2373, 3435, 3955, 4809, 5537, 8015, 11221, 11865, 16611, 24045, 25877, 27685, 33663, 56105, 77631, 83055, 129385, 168315, 181139, 388155, 543417, 905695, 1267973, 2717085, 3803919, 6339865, 19019595]

約数ペア:

[(1, 19019595), (3, 6339865), (5, 3803919), (7, 2717085), (15, 1267973), (21, 905695), (35, 543417), (49, 388155), (105, 181139), (113, 168315), (147, 129385), (229, 83055), (245, 77631), (339, 56105), (565, 33663), (687, 27685), (735, 25877), (791, 24045), (1145, 16611), (1603, 11865), (1695, 11221), (2373, 8015), (3435, 5537), (3955, 4809)]