20888112

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 64120896

約数和(自身を除く): 43232784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 83, 84, 98, 107, 112, 147, 166, 168, 196, 214, 249, 294, 321, 332, 336, 392, 428, 498, 581, 588, 642, 664, 749, 784, 856, 996, 1162, 1176, 1284, 1328, 1498, 1712, 1743, 1992, 2247, 2324, 2352, 2568, 2996, 3486, 3984, 4067, 4494, 4648, 5136, 5243, 5992, 6972, 8134, 8881, 8988, 9296, 10486, 11984, 12201, 13944, 15729, 16268, 17762, 17976, 20972, 24402, 26643, 27888, 31458, 32536, 35524, 35952, 41944, 48804, 53286, 62167, 62916, 65072, 71048, 83888, 97608, 106572, 124334, 125832, 142096, 186501, 195216, 213144, 248668, 251664, 373002, 426288, 435169, 497336, 746004, 870338, 994672, 1305507, 1492008, 1740676, 2611014, 2984016, 3481352, 5222028, 6962704, 10444056, 20888112]

約数ペア:

[(1, 20888112), (2, 10444056), (3, 6962704), (4, 5222028), (6, 3481352), (7, 2984016), (8, 2611014), (12, 1740676), (14, 1492008), (16, 1305507), (21, 994672), (24, 870338), (28, 746004), (42, 497336), (48, 435169), (49, 426288), (56, 373002), (83, 251664), (84, 248668), (98, 213144), (107, 195216), (112, 186501), (147, 142096), (166, 125832), (168, 124334), (196, 106572), (214, 97608), (249, 83888), (294, 71048), (321, 65072), (332, 62916), (336, 62167), (392, 53286), (428, 48804), (498, 41944), (581, 35952), (588, 35524), (642, 32536), (664, 31458), (749, 27888), (784, 26643), (856, 24402), (996, 20972), (1162, 17976), (1176, 17762), (1284, 16268), (1328, 15729), (1498, 13944), (1712, 12201), (1743, 11984), (1992, 10486), (2247, 9296), (2324, 8988), (2352, 8881), (2568, 8134), (2996, 6972), (3486, 5992), (3984, 5243), (4067, 5136), (4494, 4648)]