20176631982

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{69931}}^1$

素因数の和:70095

約数の個数: 80

約数和(自身を含む): 49044430512

約数和(自身を除く): 28867798530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 137, 162, 234, 274, 351, 411, 702, 822, 1053, 1233, 1781, 2106, 2466, 3562, 3699, 5343, 7398, 10686, 11097, 16029, 22194, 32058, 48087, 69931, 96174, 139862, 144261, 209793, 288522, 419586, 629379, 909103, 1258758, 1818206, 1888137, 2727309, 3776274, 5454618, 5664411, 8181927, 9580547, 11328822, 16363854, 19161094, 24545781, 28741641, 49091562, 57483282, 73637343, 86224923, 124547111, 147274686, 172449846, 249094222, 258674769, 373641333, 517349538, 747282666, 776024307, 1120923999, 1552048614, 2241847998, 3362771997, 6725543994, 10088315991, 20176631982]

約数ペア:

[(1, 20176631982), (2, 10088315991), (3, 6725543994), (6, 3362771997), (9, 2241847998), (13, 1552048614), (18, 1120923999), (26, 776024307), (27, 747282666), (39, 517349538), (54, 373641333), (78, 258674769), (81, 249094222), (117, 172449846), (137, 147274686), (162, 124547111), (234, 86224923), (274, 73637343), (351, 57483282), (411, 49091562), (702, 28741641), (822, 24545781), (1053, 19161094), (1233, 16363854), (1781, 11328822), (2106, 9580547), (2466, 8181927), (3562, 5664411), (3699, 5454618), (5343, 3776274), (7398, 2727309), (10686, 1888137), (11097, 1818206), (16029, 1258758), (22194, 909103), (32058, 629379), (48087, 419586), (69931, 288522), (96174, 209793), (139862, 144261)]