19468796728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1\times {\mathrm{2741}}^1$

素因数の和:3412

約数の個数: 64

約数和(自身を含む): 38971497600

約数和(自身を除く): 19502700872

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 563, 664, 1126, 1577, 2252, 2741, 3154, 4504, 5482, 6308, 10697, 10964, 12616, 21394, 21928, 42788, 46729, 52079, 85576, 93458, 104158, 186916, 208316, 227503, 373832, 416632, 455006, 887851, 910012, 1543183, 1775702, 1820024, 3086366, 3551404, 4322557, 6172732, 7102808, 8645114, 12345464, 17290228, 29320477, 34580456, 58640954, 117281908, 128084189, 234563816, 256168378, 512336756, 1024673512, 2433599591, 4867199182, 9734398364, 19468796728]

約数ペア:

[(1, 19468796728), (2, 9734398364), (4, 4867199182), (8, 2433599591), (19, 1024673512), (38, 512336756), (76, 256168378), (83, 234563816), (152, 128084189), (166, 117281908), (332, 58640954), (563, 34580456), (664, 29320477), (1126, 17290228), (1577, 12345464), (2252, 8645114), (2741, 7102808), (3154, 6172732), (4504, 4322557), (5482, 3551404), (6308, 3086366), (10697, 1820024), (10964, 1775702), (12616, 1543183), (21394, 910012), (21928, 887851), (42788, 455006), (46729, 416632), (52079, 373832), (85576, 227503), (93458, 208316), (104158, 186916)]