19385079

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 30912000

約数和(自身を除く): 11526921

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 229, 417, 609, 687, 973, 1603, 2919, 4031, 4809, 6641, 12093, 19923, 28217, 31831, 46487, 84651, 95493, 139461, 222817, 668451, 923099, 2769297, 6461693, 19385079]

約数ペア:

[(1, 19385079), (3, 6461693), (7, 2769297), (21, 923099), (29, 668451), (87, 222817), (139, 139461), (203, 95493), (229, 84651), (417, 46487), (609, 31831), (687, 28217), (973, 19923), (1603, 12093), (2919, 6641), (4031, 4809)]