223205008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{56479}}^1$

素因数の和:56519

約数の個数: 40

約数和(自身を含む): 490246400

約数和(自身を除く): 267041392

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 56479, 112958, 225916, 451832, 734227, 903664, 1073101, 1468454, 2146202, 2936908, 4292404, 5873816, 8584808, 11747632, 13950313, 17169616, 27900626, 55801252, 111602504, 223205008]

約数ペア:

[(1, 223205008), (2, 111602504), (4, 55801252), (8, 27900626), (13, 17169616), (16, 13950313), (19, 11747632), (26, 8584808), (38, 5873816), (52, 4292404), (76, 2936908), (104, 2146202), (152, 1468454), (208, 1073101), (247, 903664), (304, 734227), (494, 451832), (988, 225916), (1976, 112958), (3952, 56479)]