16878004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1553}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 36550080

約数和(自身を除く): 19672076

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 1553, 2717, 3106, 5434, 6212, 10868, 17083, 20189, 29507, 34166, 40378, 59014, 68332, 80756, 118028, 222079, 324577, 383591, 444158, 649154, 767182, 888316, 1298308, 1534364, 4219501, 8439002, 16878004]

約数ペア:

[(1, 16878004), (2, 8439002), (4, 4219501), (11, 1534364), (13, 1298308), (19, 888316), (22, 767182), (26, 649154), (38, 444158), (44, 383591), (52, 324577), (76, 222079), (143, 118028), (209, 80756), (247, 68332), (286, 59014), (418, 40378), (494, 34166), (572, 29507), (836, 20189), (988, 17083), (1553, 10868), (2717, 6212), (3106, 5434)]