20512119584

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{383}}^1\times {\mathrm{653}}^1$

素因数の和:1290

約数の個数: 96

約数和(自身を含む): 44426962944

約数和(自身を除く): 23914843360

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 233, 352, 383, 466, 653, 766, 932, 1306, 1532, 1864, 2563, 2612, 3064, 3728, 4213, 5126, 5224, 6128, 7183, 7456, 8426, 10252, 10448, 12256, 14366, 16852, 20504, 20896, 28732, 33704, 41008, 57464, 67408, 82016, 89239, 114928, 134816, 152149, 178478, 229856, 250099, 304298, 356956, 500198, 608596, 713912, 981629, 1000396, 1217192, 1427824, 1673639, 1963258, 2000792, 2434384, 2751089, 2855648, 3347278, 3926516, 4001584, 4868768, 5502178, 6694556, 7853032, 8003168, 11004356, 13389112, 15706064, 22008712, 26778224, 31412128, 44017424, 53556448, 58273067, 88034848, 116546134, 233092268, 466184536, 641003737, 932369072, 1282007474, 1864738144, 2564014948, 5128029896, 10256059792, 20512119584]

約数ペア:

[(1, 20512119584), (2, 10256059792), (4, 5128029896), (8, 2564014948), (11, 1864738144), (16, 1282007474), (22, 932369072), (32, 641003737), (44, 466184536), (88, 233092268), (176, 116546134), (233, 88034848), (352, 58273067), (383, 53556448), (466, 44017424), (653, 31412128), (766, 26778224), (932, 22008712), (1306, 15706064), (1532, 13389112), (1864, 11004356), (2563, 8003168), (2612, 7853032), (3064, 6694556), (3728, 5502178), (4213, 4868768), (5126, 4001584), (5224, 3926516), (6128, 3347278), (7183, 2855648), (7456, 2751089), (8426, 2434384), (10252, 2000792), (10448, 1963258), (12256, 1673639), (14366, 1427824), (16852, 1217192), (20504, 1000396), (20896, 981629), (28732, 713912), (33704, 608596), (41008, 500198), (57464, 356956), (67408, 304298), (82016, 250099), (89239, 229856), (114928, 178478), (134816, 152149)]