20161578536

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{33113}}^1$

素因数の和:33195

約数の個数: 96

約数和(自身を含む): 45186702120

約数和(自身を除く): 25025123584

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 37, 44, 68, 74, 88, 121, 136, 148, 187, 242, 296, 374, 407, 484, 629, 748, 814, 968, 1258, 1496, 1628, 2057, 2516, 3256, 4114, 4477, 5032, 6919, 8228, 8954, 13838, 16456, 17908, 27676, 33113, 35816, 55352, 66226, 76109, 132452, 152218, 264904, 304436, 364243, 562921, 608872, 728486, 1125842, 1225181, 1456972, 2251684, 2450362, 2913944, 4006673, 4503368, 4900724, 6192131, 8013346, 9801448, 12384262, 13476991, 16026692, 20828077, 24768524, 26953982, 32053384, 41656154, 49537048, 53907964, 68113441, 83312308, 107815928, 136226882, 148246901, 166624616, 229108847, 272453764, 296493802, 458217694, 544907528, 592987604, 916435388, 1185975208, 1832870776, 2520197317, 5040394634, 10080789268, 20161578536]

約数ペア:

[(1, 20161578536), (2, 10080789268), (4, 5040394634), (8, 2520197317), (11, 1832870776), (17, 1185975208), (22, 916435388), (34, 592987604), (37, 544907528), (44, 458217694), (68, 296493802), (74, 272453764), (88, 229108847), (121, 166624616), (136, 148246901), (148, 136226882), (187, 107815928), (242, 83312308), (296, 68113441), (374, 53907964), (407, 49537048), (484, 41656154), (629, 32053384), (748, 26953982), (814, 24768524), (968, 20828077), (1258, 16026692), (1496, 13476991), (1628, 12384262), (2057, 9801448), (2516, 8013346), (3256, 6192131), (4114, 4900724), (4477, 4503368), (5032, 4006673), (6919, 2913944), (8228, 2450362), (8954, 2251684), (13838, 1456972), (16456, 1225181), (17908, 1125842), (27676, 728486), (33113, 608872), (35816, 562921), (55352, 364243), (66226, 304436), (76109, 264904), (132452, 152218)]