20059364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 40454400

約数和(自身を除く): 20395036

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 79, 158, 247, 257, 316, 494, 514, 988, 1027, 1028, 1501, 2054, 3002, 3341, 4108, 4883, 6004, 6682, 9766, 13364, 19513, 19532, 20303, 39026, 40606, 63479, 78052, 81212, 126958, 253916, 263939, 385757, 527878, 771514, 1055756, 1543028, 5014841, 10029682, 20059364]

約数ペア:

[(1, 20059364), (2, 10029682), (4, 5014841), (13, 1543028), (19, 1055756), (26, 771514), (38, 527878), (52, 385757), (76, 263939), (79, 253916), (158, 126958), (247, 81212), (257, 78052), (316, 63479), (494, 40606), (514, 39026), (988, 20303), (1027, 19532), (1028, 19513), (1501, 13364), (2054, 9766), (3002, 6682), (3341, 6004), (4108, 4883)]