20042971696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{69737}}^1$

素因数の和:69850

約数の個数: 80

約数和(自身を含む): 44828702208

約数和(自身を除く): 24785730512

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 71, 88, 92, 142, 176, 184, 253, 284, 368, 506, 568, 781, 1012, 1136, 1562, 1633, 2024, 3124, 3266, 4048, 6248, 6532, 12496, 13064, 17963, 26128, 35926, 69737, 71852, 139474, 143704, 278948, 287408, 557896, 767107, 1115792, 1534214, 1603951, 3068428, 3207902, 4951327, 6136856, 6415804, 9902654, 12273712, 12831608, 17643461, 19805308, 25663216, 35286922, 39610616, 54464597, 70573844, 79221232, 108929194, 113880521, 141147688, 217858388, 227761042, 282295376, 435716776, 455522084, 871433552, 911044168, 1252685731, 1822088336, 2505371462, 5010742924, 10021485848, 20042971696]

約数ペア:

[(1, 20042971696), (2, 10021485848), (4, 5010742924), (8, 2505371462), (11, 1822088336), (16, 1252685731), (22, 911044168), (23, 871433552), (44, 455522084), (46, 435716776), (71, 282295376), (88, 227761042), (92, 217858388), (142, 141147688), (176, 113880521), (184, 108929194), (253, 79221232), (284, 70573844), (368, 54464597), (506, 39610616), (568, 35286922), (781, 25663216), (1012, 19805308), (1136, 17643461), (1562, 12831608), (1633, 12273712), (2024, 9902654), (3124, 6415804), (3266, 6136856), (4048, 4951327), (6248, 3207902), (6532, 3068428), (12496, 1603951), (13064, 1534214), (17963, 1115792), (26128, 767107), (35926, 557896), (69737, 287408), (71852, 278948), (139474, 143704)]