20172542445

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1\times {\mathrm{709}}^1$

素因数の和:1211

約数の個数: 96

約数和(自身を含む): 38517897600

約数和(自身を除く): 18345355155

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 229, 251, 495, 687, 709, 753, 1145, 1255, 2061, 2127, 2259, 2519, 2761, 3435, 3545, 3765, 6381, 7557, 7799, 8283, 10305, 10635, 11295, 12595, 13805, 22671, 23397, 24849, 31905, 37785, 38995, 41415, 57479, 70191, 113355, 116985, 124245, 162361, 172437, 177959, 287395, 350955, 487083, 517311, 533877, 632269, 811805, 862185, 889795, 1461249, 1601631, 1785971, 1896807, 1957549, 2435415, 2586555, 2669385, 3161345, 5357913, 5690421, 5872647, 7306245, 8008155, 8929855, 9484035, 9787745, 16073739, 17617941, 26789565, 28452105, 29363235, 40752611, 80368695, 88089705, 122257833, 203763055, 366773499, 448278721, 611289165, 1344836163, 1833867495, 2241393605, 4034508489, 6724180815, 20172542445]

約数ペア:

[(1, 20172542445), (3, 6724180815), (5, 4034508489), (9, 2241393605), (11, 1833867495), (15, 1344836163), (33, 611289165), (45, 448278721), (55, 366773499), (99, 203763055), (165, 122257833), (229, 88089705), (251, 80368695), (495, 40752611), (687, 29363235), (709, 28452105), (753, 26789565), (1145, 17617941), (1255, 16073739), (2061, 9787745), (2127, 9484035), (2259, 8929855), (2519, 8008155), (2761, 7306245), (3435, 5872647), (3545, 5690421), (3765, 5357913), (6381, 3161345), (7557, 2669385), (7799, 2586555), (8283, 2435415), (10305, 1957549), (10635, 1896807), (11295, 1785971), (12595, 1601631), (13805, 1461249), (22671, 889795), (23397, 862185), (24849, 811805), (31905, 632269), (37785, 533877), (38995, 517311), (41415, 487083), (57479, 350955), (70191, 287395), (113355, 177959), (116985, 172437), (124245, 162361)]