20691792

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13063}}^1$

素因数の和:13088

約数の個数: 60

約数和(自身を含む): 63177504

約数和(自身を除く): 42485712

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13063, 26126, 39189, 52252, 78378, 104504, 117567, 143693, 156756, 209008, 235134, 287386, 313512, 431079, 470268, 574772, 627024, 862158, 940536, 1149544, 1293237, 1724316, 1881072, 2299088, 2586474, 3448632, 5172948, 6897264, 10345896, 20691792]

約数ペア:

[(1, 20691792), (2, 10345896), (3, 6897264), (4, 5172948), (6, 3448632), (8, 2586474), (9, 2299088), (11, 1881072), (12, 1724316), (16, 1293237), (18, 1149544), (22, 940536), (24, 862158), (33, 627024), (36, 574772), (44, 470268), (48, 431079), (66, 313512), (72, 287386), (88, 235134), (99, 209008), (132, 156756), (144, 143693), (176, 117567), (198, 104504), (264, 78378), (396, 52252), (528, 39189), (792, 26126), (1584, 13063)]