20206464

素因数分解:

$2^7\times 3^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 54308880

約数和(自身を除く): 34102416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 101, 128, 192, 202, 303, 384, 404, 521, 606, 808, 1042, 1212, 1563, 1616, 2084, 2424, 3126, 3232, 4168, 4848, 6252, 6464, 8336, 9696, 12504, 12928, 16672, 19392, 25008, 33344, 38784, 50016, 52621, 66688, 100032, 105242, 157863, 200064, 210484, 315726, 420968, 631452, 841936, 1262904, 1683872, 2525808, 3367744, 5051616, 6735488, 10103232, 20206464]

約数ペア:

[(1, 20206464), (2, 10103232), (3, 6735488), (4, 5051616), (6, 3367744), (8, 2525808), (12, 1683872), (16, 1262904), (24, 841936), (32, 631452), (48, 420968), (64, 315726), (96, 210484), (101, 200064), (128, 157863), (192, 105242), (202, 100032), (303, 66688), (384, 52621), (404, 50016), (521, 38784), (606, 33344), (808, 25008), (1042, 19392), (1212, 16672), (1563, 12928), (1616, 12504), (2084, 9696), (2424, 8336), (3126, 6464), (3232, 6252), (4168, 4848)]