207017008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2066

約数の個数: 80

約数和(自身を含む): 475683840

約数和(自身を除く): 268666832

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 38, 44, 62, 76, 88, 124, 152, 176, 209, 248, 304, 341, 418, 496, 589, 682, 836, 1178, 1364, 1672, 1997, 2356, 2728, 3344, 3994, 4712, 5456, 6479, 7988, 9424, 12958, 15976, 21967, 25916, 31952, 37943, 43934, 51832, 61907, 75886, 87868, 103664, 123814, 151772, 175736, 247628, 303544, 351472, 417373, 495256, 607088, 680977, 834746, 990512, 1176233, 1361954, 1669492, 2352466, 2723908, 3338984, 4704932, 5447816, 6677968, 9409864, 10895632, 12938563, 18819728, 25877126, 51754252, 103508504, 207017008]

約数ペア:

[(1, 207017008), (2, 103508504), (4, 51754252), (8, 25877126), (11, 18819728), (16, 12938563), (19, 10895632), (22, 9409864), (31, 6677968), (38, 5447816), (44, 4704932), (62, 3338984), (76, 2723908), (88, 2352466), (124, 1669492), (152, 1361954), (176, 1176233), (209, 990512), (248, 834746), (304, 680977), (341, 607088), (418, 495256), (496, 417373), (589, 351472), (682, 303544), (836, 247628), (1178, 175736), (1364, 151772), (1672, 123814), (1997, 103664), (2356, 87868), (2728, 75886), (3344, 61907), (3994, 51832), (4712, 43934), (5456, 37943), (6479, 31952), (7988, 25916), (9424, 21967), (12958, 15976)]