20710304

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1533

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 24105376

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1481, 1748, 2962, 3496, 5924, 6992, 11848, 13984, 23696, 28139, 34063, 47392, 56278, 68126, 112556, 136252, 225112, 272504, 450224, 545008, 647197, 900448, 1090016, 1294394, 2588788, 5177576, 10355152, 20710304]

約数ペア:

[(1, 20710304), (2, 10355152), (4, 5177576), (8, 2588788), (16, 1294394), (19, 1090016), (23, 900448), (32, 647197), (38, 545008), (46, 450224), (76, 272504), (92, 225112), (152, 136252), (184, 112556), (304, 68126), (368, 56278), (437, 47392), (608, 34063), (736, 28139), (874, 23696), (1481, 13984), (1748, 11848), (2962, 6992), (3496, 5924)]