20343721552

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{270701}}^1$

素因数の和:270788

約数の個数: 80

約数和(自身を含む): 49947767424

約数和(自身を除く): 29604045872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 61, 77, 88, 112, 122, 154, 176, 244, 308, 427, 488, 616, 671, 854, 976, 1232, 1342, 1708, 2684, 3416, 4697, 5368, 6832, 9394, 10736, 18788, 37576, 75152, 270701, 541402, 1082804, 1894907, 2165608, 2977711, 3789814, 4331216, 5955422, 7579628, 11910844, 15159256, 16512761, 20843977, 23821688, 30318512, 33025522, 41687954, 47643376, 66051044, 83375908, 115589327, 132102088, 166751816, 181640371, 231178654, 264204176, 333503632, 363280742, 462357308, 726561484, 924714616, 1271482597, 1453122968, 1849429232, 2542965194, 2906245936, 5085930388, 10171860776, 20343721552]

約数ペア:

[(1, 20343721552), (2, 10171860776), (4, 5085930388), (7, 2906245936), (8, 2542965194), (11, 1849429232), (14, 1453122968), (16, 1271482597), (22, 924714616), (28, 726561484), (44, 462357308), (56, 363280742), (61, 333503632), (77, 264204176), (88, 231178654), (112, 181640371), (122, 166751816), (154, 132102088), (176, 115589327), (244, 83375908), (308, 66051044), (427, 47643376), (488, 41687954), (616, 33025522), (671, 30318512), (854, 23821688), (976, 20843977), (1232, 16512761), (1342, 15159256), (1708, 11910844), (2684, 7579628), (3416, 5955422), (4697, 4331216), (5368, 3789814), (6832, 2977711), (9394, 2165608), (10736, 1894907), (18788, 1082804), (37576, 541402), (75152, 270701)]