19935648

素因数分解:

$2^5\times 3^2\times {\mathrm{69221}}^1$

素因数の和:69237

約数の個数: 36

約数和(自身を含む): 56692818

約数和(自身を除く): 36757170

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 69221, 138442, 207663, 276884, 415326, 553768, 622989, 830652, 1107536, 1245978, 1661304, 2215072, 2491956, 3322608, 4983912, 6645216, 9967824, 19935648]

約数ペア:

[(1, 19935648), (2, 9967824), (3, 6645216), (4, 4983912), (6, 3322608), (8, 2491956), (9, 2215072), (12, 1661304), (16, 1245978), (18, 1107536), (24, 830652), (32, 622989), (36, 553768), (48, 415326), (72, 276884), (96, 207663), (144, 138442), (288, 69221)]