20132579984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{127241}}^1$

素因数の和:127320

約数の個数: 80

約数和(自身を含む): 45440663040

約数和(自身を除く): 25308083056

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 31, 44, 58, 62, 88, 116, 124, 176, 232, 248, 319, 341, 464, 496, 638, 682, 899, 1276, 1364, 1798, 2552, 2728, 3596, 5104, 5456, 7192, 9889, 14384, 19778, 39556, 79112, 127241, 158224, 254482, 508964, 1017928, 1399651, 2035856, 2799302, 3689989, 3944471, 5598604, 7379978, 7888942, 11197208, 14759956, 15777884, 22394416, 29519912, 31555768, 40589879, 43389181, 59039824, 63111536, 81179758, 86778362, 114389659, 162359516, 173556724, 228779318, 324719032, 347113448, 457558636, 649438064, 694226896, 915117272, 1258286249, 1830234544, 2516572498, 5033144996, 10066289992, 20132579984]

約数ペア:

[(1, 20132579984), (2, 10066289992), (4, 5033144996), (8, 2516572498), (11, 1830234544), (16, 1258286249), (22, 915117272), (29, 694226896), (31, 649438064), (44, 457558636), (58, 347113448), (62, 324719032), (88, 228779318), (116, 173556724), (124, 162359516), (176, 114389659), (232, 86778362), (248, 81179758), (319, 63111536), (341, 59039824), (464, 43389181), (496, 40589879), (638, 31555768), (682, 29519912), (899, 22394416), (1276, 15777884), (1364, 14759956), (1798, 11197208), (2552, 7888942), (2728, 7379978), (3596, 5598604), (5104, 3944471), (5456, 3689989), (7192, 2799302), (9889, 2035856), (14384, 1399651), (19778, 1017928), (39556, 508964), (79112, 254482), (127241, 158224)]