20772928

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1553}}^1$

素因数の和:1595

約数の個数: 56

約数和(自身を含む): 47365920

約数和(自身を除く): 26592992

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 152, 176, 209, 304, 352, 418, 608, 704, 836, 1216, 1553, 1672, 3106, 3344, 6212, 6688, 12424, 13376, 17083, 24848, 29507, 34166, 49696, 59014, 68332, 99392, 118028, 136664, 236056, 273328, 324577, 472112, 546656, 649154, 944224, 1093312, 1298308, 1888448, 2596616, 5193232, 10386464, 20772928]

約数ペア:

[(1, 20772928), (2, 10386464), (4, 5193232), (8, 2596616), (11, 1888448), (16, 1298308), (19, 1093312), (22, 944224), (32, 649154), (38, 546656), (44, 472112), (64, 324577), (76, 273328), (88, 236056), (152, 136664), (176, 118028), (209, 99392), (304, 68332), (352, 59014), (418, 49696), (608, 34166), (704, 29507), (836, 24848), (1216, 17083), (1553, 13376), (1672, 12424), (3106, 6688), (3344, 6212)]