20670936

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:369

約数の個数: 128

約数和(自身を含む): 64108800

約数和(自身を除く): 43437864

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 19, 22, 24, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 88, 104, 114, 132, 143, 152, 156, 209, 228, 247, 264, 286, 312, 317, 418, 429, 456, 494, 572, 627, 634, 741, 836, 858, 951, 988, 1144, 1254, 1268, 1482, 1672, 1716, 1902, 1976, 2508, 2536, 2717, 2964, 3432, 3487, 3804, 4121, 5016, 5434, 5928, 6023, 6974, 7608, 8151, 8242, 10461, 10868, 12046, 12363, 13948, 16302, 16484, 18069, 20922, 21736, 24092, 24726, 27896, 32604, 32968, 36138, 41844, 45331, 48184, 49452, 65208, 66253, 72276, 78299, 83688, 90662, 98904, 132506, 135993, 144552, 156598, 181324, 198759, 234897, 265012, 271986, 313196, 362648, 397518, 469794, 530024, 543972, 626392, 795036, 861289, 939588, 1087944, 1590072, 1722578, 1879176, 2583867, 3445156, 5167734, 6890312, 10335468, 20670936]

約数ペア:

[(1, 20670936), (2, 10335468), (3, 6890312), (4, 5167734), (6, 3445156), (8, 2583867), (11, 1879176), (12, 1722578), (13, 1590072), (19, 1087944), (22, 939588), (24, 861289), (26, 795036), (33, 626392), (38, 543972), (39, 530024), (44, 469794), (52, 397518), (57, 362648), (66, 313196), (76, 271986), (78, 265012), (88, 234897), (104, 198759), (114, 181324), (132, 156598), (143, 144552), (152, 135993), (156, 132506), (209, 98904), (228, 90662), (247, 83688), (264, 78299), (286, 72276), (312, 66253), (317, 65208), (418, 49452), (429, 48184), (456, 45331), (494, 41844), (572, 36138), (627, 32968), (634, 32604), (741, 27896), (836, 24726), (858, 24092), (951, 21736), (988, 20922), (1144, 18069), (1254, 16484), (1268, 16302), (1482, 13948), (1672, 12363), (1716, 12046), (1902, 10868), (1976, 10461), (2508, 8242), (2536, 8151), (2717, 7608), (2964, 6974), (3432, 6023), (3487, 5928), (3804, 5434), (4121, 5016)]