20218000928

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{174101}}^1$

素因数の和:174321

約数の個数: 48

約数和(自身を含む): 42118755840

約数和(自身を除く): 21900754912

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 191, 304, 382, 608, 764, 1528, 3056, 3629, 6112, 7258, 14516, 29032, 58064, 116128, 174101, 348202, 696404, 1392808, 2785616, 3307919, 5571232, 6615838, 13231676, 26463352, 33253291, 52926704, 66506582, 105853408, 133013164, 266026328, 532052656, 631812529, 1064105312, 1263625058, 2527250116, 5054500232, 10109000464, 20218000928]

約数ペア:

[(1, 20218000928), (2, 10109000464), (4, 5054500232), (8, 2527250116), (16, 1263625058), (19, 1064105312), (32, 631812529), (38, 532052656), (76, 266026328), (152, 133013164), (191, 105853408), (304, 66506582), (382, 52926704), (608, 33253291), (764, 26463352), (1528, 13231676), (3056, 6615838), (3629, 5571232), (6112, 3307919), (7258, 2785616), (14516, 1392808), (29032, 696404), (58064, 348202), (116128, 174101)]