19802019952

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8654729}}^1$

素因数の和:8654761

約数の個数: 40

約数和(自身を含む): 45073833840

約数和(自身を除く): 25271813888

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 8654729, 17309458, 34618916, 69237832, 95202019, 112511477, 138475664, 190404038, 225022954, 380808076, 450045908, 761616152, 900091816, 1237626247, 1523232304, 1800183632, 2475252494, 4950504988, 9901009976, 19802019952]

約数ペア:

[(1, 19802019952), (2, 9901009976), (4, 4950504988), (8, 2475252494), (11, 1800183632), (13, 1523232304), (16, 1237626247), (22, 900091816), (26, 761616152), (44, 450045908), (52, 380808076), (88, 225022954), (104, 190404038), (143, 138475664), (176, 112511477), (208, 95202019), (286, 69237832), (572, 34618916), (1144, 17309458), (2288, 8654729)]