20165993463

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{59671}}^1$

素因数の和:59729

約数の個数: 72

約数和(自身を含む): 36189874560

約数和(自身を除く): 16023881097

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 77, 121, 133, 147, 209, 231, 363, 399, 539, 627, 847, 931, 1463, 1617, 2299, 2541, 2793, 4389, 5929, 6897, 10241, 16093, 17787, 30723, 48279, 59671, 112651, 179013, 337953, 417697, 656381, 1133749, 1253091, 1969143, 2923879, 3401247, 4594667, 7220191, 7936243, 8771637, 12471239, 13784001, 21660573, 23808729, 32162669, 37413717, 50541337, 55553701, 87298673, 96488007, 137183629, 151624011, 166661103, 261896019, 353789359, 411550887, 611090711, 960285403, 1061368077, 1833272133, 2880856209, 6721997821, 20165993463]

約数ペア:

[(1, 20165993463), (3, 6721997821), (7, 2880856209), (11, 1833272133), (19, 1061368077), (21, 960285403), (33, 611090711), (49, 411550887), (57, 353789359), (77, 261896019), (121, 166661103), (133, 151624011), (147, 137183629), (209, 96488007), (231, 87298673), (363, 55553701), (399, 50541337), (539, 37413717), (627, 32162669), (847, 23808729), (931, 21660573), (1463, 13784001), (1617, 12471239), (2299, 8771637), (2541, 7936243), (2793, 7220191), (4389, 4594667), (5929, 3401247), (6897, 2923879), (10241, 1969143), (16093, 1253091), (17787, 1133749), (30723, 656381), (48279, 417697), (59671, 337953), (112651, 179013)]