19815488

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4021}}^1$

素因数の和:4051

約数の個数: 56

約数和(自身を含む): 49036224

約数和(自身を除く): 29220736

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 4021, 4928, 8042, 16084, 28147, 32168, 44231, 56294, 64336, 88462, 112588, 128672, 176924, 225176, 257344, 309617, 353848, 450352, 619234, 707696, 900704, 1238468, 1415392, 1801408, 2476936, 2830784, 4953872, 9907744, 19815488]

約数ペア:

[(1, 19815488), (2, 9907744), (4, 4953872), (7, 2830784), (8, 2476936), (11, 1801408), (14, 1415392), (16, 1238468), (22, 900704), (28, 707696), (32, 619234), (44, 450352), (56, 353848), (64, 309617), (77, 257344), (88, 225176), (112, 176924), (154, 128672), (176, 112588), (224, 88462), (308, 64336), (352, 56294), (448, 44231), (616, 32168), (704, 28147), (1232, 16084), (2464, 8042), (4021, 4928)]