38900144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3121}}^1$

素因数の和:3189

約数の個数: 40

約数和(自身を含む): 81296880

約数和(自身を除く): 42396736

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 3121, 6232, 6242, 12464, 12484, 24968, 49936, 59299, 118598, 127961, 237196, 255922, 474392, 511844, 948784, 1023688, 2047376, 2431259, 4862518, 9725036, 19450072, 38900144]

約数ペア:

[(1, 38900144), (2, 19450072), (4, 9725036), (8, 4862518), (16, 2431259), (19, 2047376), (38, 1023688), (41, 948784), (76, 511844), (82, 474392), (152, 255922), (164, 237196), (304, 127961), (328, 118598), (656, 59299), (779, 49936), (1558, 24968), (3116, 12484), (3121, 12464), (6232, 6242)]