20236497827

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{2393}}^1$

素因数の和:2572

約数の個数: 64

約数和(自身を含む): 26984401920

約数和(自身を除く): 6747904093

約数列:

[1, 7, 13, 19, 67, 73, 91, 133, 247, 469, 511, 871, 949, 1273, 1387, 1729, 2393, 4891, 6097, 6643, 8911, 9709, 16549, 16751, 18031, 31109, 34237, 45467, 63583, 92929, 115843, 126217, 160331, 174689, 217763, 318269, 445081, 591071, 650503, 1122317, 1208077, 1222823, 2084303, 2270957, 3046289, 3319091, 4137497, 8456539, 11704163, 14590121, 15896699, 21324023, 23233637, 39601757, 43148183, 81929141, 152154119, 222379097, 277212299, 302037281, 1065078833, 1556653679, 2890928261, 20236497827]

約数ペア:

[(1, 20236497827), (7, 2890928261), (13, 1556653679), (19, 1065078833), (67, 302037281), (73, 277212299), (91, 222379097), (133, 152154119), (247, 81929141), (469, 43148183), (511, 39601757), (871, 23233637), (949, 21324023), (1273, 15896699), (1387, 14590121), (1729, 11704163), (2393, 8456539), (4891, 4137497), (6097, 3319091), (6643, 3046289), (8911, 2270957), (9709, 2084303), (16549, 1222823), (16751, 1208077), (18031, 1122317), (31109, 650503), (34237, 591071), (45467, 445081), (63583, 318269), (92929, 217763), (115843, 174689), (126217, 160331)]