31820672

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{1471}}^1$

素因数の和:1511

約数の個数: 48

約数和(自身を含む): 68690880

約数和(自身を除く): 36870208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 338, 416, 676, 832, 1352, 1471, 1664, 2704, 2942, 5408, 5884, 10816, 11768, 19123, 21632, 23536, 38246, 47072, 76492, 94144, 152984, 188288, 248599, 305968, 497198, 611936, 994396, 1223872, 1988792, 2447744, 3977584, 7955168, 15910336, 31820672]

約数ペア:

[(1, 31820672), (2, 15910336), (4, 7955168), (8, 3977584), (13, 2447744), (16, 1988792), (26, 1223872), (32, 994396), (52, 611936), (64, 497198), (104, 305968), (128, 248599), (169, 188288), (208, 152984), (338, 94144), (416, 76492), (676, 47072), (832, 38246), (1352, 23536), (1471, 21632), (1664, 19123), (2704, 11768), (2942, 10816), (5408, 5884)]