131387888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{11681}}^1$

素因数の和:11745

約数の個数: 40

約数和(自身を含む): 275227920

約数和(自身を除く): 143840032

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2812, 5624, 11248, 11681, 23362, 46724, 93448, 186896, 221939, 432197, 443878, 864394, 887756, 1728788, 1775512, 3457576, 3551024, 6915152, 8211743, 16423486, 32846972, 65693944, 131387888]

約数ペア:

[(1, 131387888), (2, 65693944), (4, 32846972), (8, 16423486), (16, 8211743), (19, 6915152), (37, 3551024), (38, 3457576), (74, 1775512), (76, 1728788), (148, 887756), (152, 864394), (296, 443878), (304, 432197), (592, 221939), (703, 186896), (1406, 93448), (2812, 46724), (5624, 23362), (11248, 11681)]