19882304

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1039}}^1$

素因数の和:1087

約数の個数: 56

約数和(自身を含む): 44378880

約数和(自身を除く): 24496576

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 184, 208, 299, 368, 416, 598, 736, 832, 1039, 1196, 1472, 2078, 2392, 4156, 4784, 8312, 9568, 13507, 16624, 19136, 23897, 27014, 33248, 47794, 54028, 66496, 95588, 108056, 191176, 216112, 310661, 382352, 432224, 621322, 764704, 864448, 1242644, 1529408, 2485288, 4970576, 9941152, 19882304]

約数ペア:

[(1, 19882304), (2, 9941152), (4, 4970576), (8, 2485288), (13, 1529408), (16, 1242644), (23, 864448), (26, 764704), (32, 621322), (46, 432224), (52, 382352), (64, 310661), (92, 216112), (104, 191176), (184, 108056), (208, 95588), (299, 66496), (368, 54028), (416, 47794), (598, 33248), (736, 27014), (832, 23897), (1039, 19136), (1196, 16624), (1472, 13507), (2078, 9568), (2392, 8312), (4156, 4784)]